Kindly correct my answers.

Direction: Arrange the sentences to form unified, coherent, logical and orderly paragraph.
1. a.For example ostriches and penguins cannot fly.
b.The fastest birds can fly 100 km per hour.
c.When people think of birds, they think first of their flying ability.
d.However not all birds can fly.
e.They used their wings only for balance.

ans:c-b-d-a-e

2.a.But as children grow older, their bones become harder and strong.
b.This is why they cannot get up and stand erect.
c.The food they eat helps them develop strong bones.
d.Babies have soft bones.
e.Sunlight and exercise also help in the growth and development of their bones.

ans:d-b-a-c-e

3.a.This great invention was the result of many yeas of training.
b.But Bell was the first to succeed.
c.He is known as the inventor of the telephone.
d.Alexander Graham Bell was an American scientist.
e.Many inventors worked to send speech by wire.

ans:d-c-e-b-a

1 and 2 are fine.

I disagree with what you have for 3, though.

Writeacher, so what it supposed to be?

I'm not sure. In reading it again, yours could work. I would have started with "e", though.

e-b-d-c-a? I think we should weigh each sentence.

I don't think if my works are right.***

1. The correct order for the first paragraph is: c-e-d-a-b

Explanation: To form a unified and coherent paragraph, the sentences should flow logically and build upon each other. The paragraph is about birds and their ability to fly. Sentence c introduces the topic and gives a general statement. Sentence e adds more detail by stating that not all birds can fly and they use their wings for balance. Sentence d further explains the previous sentence by providing an example of birds that cannot fly. Finally, sentence b introduces a contrasting point by stating that the fastest birds can fly at a high speed. Sentence a concludes the paragraph by summarizing the main idea that not all birds can fly.

2. The correct order for the second paragraph is: d-a-c-b-e
Explanation: The paragraph is about the development of bones in children. Sentence d introduces the topic by stating that babies have soft bones. Sentence a provides a contrast by stating that as children grow older, their bones become harder and stronger. Sentence c explains the reason for this development by mentioning the role of food in strengthening bones. Sentence b builds upon the previous sentence by explaining why children cannot get up and stand erect due to their soft bones. Finally, sentence e adds on by mentioning additional factors like sunlight and exercise that contribute to bone growth and development.

3. The correct order for the third paragraph is: d-e-c-b-a
Explanation: The paragraph is about Alexander Graham Bell and his invention of the telephone. Sentence d introduces Bell as an American scientist. Sentence e provides context by stating that many inventors worked to send speech by wire. Sentence c states that Bell is known as the inventor of the telephone. Sentence b adds more detail by specifying that Bell was the first to succeed among the inventors. Finally, sentence a concludes the paragraph by mentioning that Bell's invention was the result of many years of training.