What is the complete subject and simple subject for the sentence "Many stories about the first Valentines ay exist

subject = stories

Sra

The simple subject is the noun alone that is serving as the subject in a sentence. The complete subject is that noun plus all its modifiers.

Simple subject - "stories" (as Sra told you)
Complete subject - "Many stories about the first Valentines"

What is the complete and simple subject for, One story links this day to an old Roman festival?

The complete subject of the sentence "Many stories about the first Valentine's Day exist" is "Many stories about the first Valentine's Day."

To identify the complete subject, you can ask yourself, "What is the sentence about?" In this case, the sentence is discussing "many stories about the first Valentine's Day."

The simple subject of the sentence is "stories."

To find the simple subject, you can ask yourself, "What or who is the sentence talking about?" In this sentence, the subject is "stories," as it is the main noun or noun phrase that the sentence revolves around.