Headings in a functional text are because they

represent the supporting ideas and key concepts in the text as well as visually conveying the levels of importance.

Explanation:

Headings in a functional text are helpful because they represent the supporting ideas and key concepts in the text as well as visually conveying the levels of importance.

I hope this will help.

it creates a visual picture of the man.

it conveys what the scene sounds like.

it describes the actions of the boy.

it reveals the poet’s opinion of the characters.

it encourages readers to care for the characters.

i believe the answer is d