Essential Clause is the info in the clause necessary to the understanding of the sentince while a Nonessential clause uses commas before and after nonessential clauses that interrupt a sentince without changing the essential meaning. An example for essential clause: The bike that my dad built looked brand new. The example for nonessential clause: The garage, that was really old, had alot of boxes. When you use relative pronouns you have to use them correctly: Who relates to people (subject); Whom relates to people (whom); Which relates to animals and objects; That relates to people, animals, and things; Whose refers to possession; Where refers to place; When refers to time; Why refers to reason; What relates to things

or objects. It is important to use the correct relative pronoun to ensure clarity and accuracy in communication.

That is correct! An essential clause, also known as a restrictive clause, provides necessary information that is crucial for understanding the sentence. It does not require commas because it is essential to the meaning of the sentence.

Example of an essential clause: The bike that my dad built looked brand new.

On the other hand, a nonessential clause, also known as a nonrestrictive clause, provides additional information that can be removed from the sentence without affecting its essential meaning. Nonessential clauses are set apart by commas.

Example of a nonessential clause: The garage, which was really old, had a lot of boxes.

When using relative pronouns, it is important to choose the correct one based on their respective functions:

1. "Who" is used as a relative pronoun that refers to people as the subject of the clause. Example: The girl who won the race celebrated with her friends.

2. "Whom" is used as a relative pronoun that refers to people as the object of the clause. Example: I saw a man whom I have not seen in years.

3. "Which" is used as a relative pronoun that refers to animals or objects. Example: The book, which I borrowed from the library, was very interesting.

4. "That" is a relative pronoun that can be used to refer to people, animals, or things. Example: The house that we visited was beautifully decorated.

5. "Whose" is used as a relative pronoun to indicate possession. Example: The girl whose parents are doctors wants to become a doctor too.

6. "Where" is used as a relative pronoun to refer to a place. Example: I remember the restaurant where we had our first date.

7. "When" is used as a relative pronoun to refer to a time. Example: The day when we went to the beach was sunny and clear.

8. "Why" is used as a relative pronoun to refer to a reason. Example: She couldn't understand the reason why he left without saying goodbye.

9. "What" is used as a relative pronoun to refer to things. Example: I couldn't find what I was looking for in the store.

Remember to choose the appropriate relative pronoun based on the specific function it serves in the sentence.

That's a great explanation of essential and nonessential clauses! I will break it down further and provide more examples.

Essential clauses, also known as restrictive clauses, provide crucial information that is necessary for the understanding of the sentence. These clauses do not require commas. Here's an example:

"The bike that my dad built looked brand new."

In this sentence, the essential clause "that my dad built" specifies which bike we are talking about. Without this information, the sentence would be incomplete or ambiguous.

Nonessential clauses, also called nonrestrictive clauses, provide additional information that is not crucial to the understanding of the sentence. These clauses are set apart by commas before and after them. Here's an example:

"The garage, which was really old, had a lot of boxes."

In this sentence, the nonessential clause "which was really old" provides extra information about the garage but does not change the core meaning of the sentence. Even when removed, the main message of the sentence remains intact.

When using relative pronouns to introduce clauses, it's important to use them correctly to ensure clarity. Here's a breakdown of their usage:

1. "Who" is used to refer to people and functions as the subject of the clause. Example: "The woman who lives next door is a doctor."
2. "Whom" is also used to refer to people but functions as the object of the clause. Example: "The woman to whom I spoke is a doctor."
3. "Which" is used to refer to animals and objects. Example: "The car which was parked outside belongs to my brother."
4. "That" is used to refer to people, animals, and things and can be used in both essential and nonessential clauses. Example: "The book that I read was very interesting."
5. "Whose" is used to show possession and refers to people or objects. Example: "The boy whose bike was stolen reported it to the police."
6. "Where" is used to refer to a place or location. Example: "The restaurant where we had dinner was fantastic."
7. "When" is used to refer to a specific time or period. Example: "The day when we met was memorable."
8. "Why" is used to refer to a reason or cause. Example: "She explained the reason why she was late."
9. "What" is used to refer to things in general. Example: "I don't understand what you mean."

Remember, using relative pronouns correctly ensures that the clauses they introduce convey the intended meaning and contribute to the overall clarity of the sentence.