To muffle loud sounds, the author makes an analogy between creating an air barrier with a curtain of bubbles and

Adding padding to soundproof a room

Explanation:

To muffle loud sounds, the author makes an analogy between creating an air barrier with a curtain of bubbles and adding padding to soundproof a room.

The above speaks about the poem titled: Commotion in the Ocean .

Commotion in the Ocean  is a delightful collection of poems written by Giles Andreae and illustrated by David Wojtowycz.

It contains fun rhymes which explain and dramatize the creatures that live in the ocean. It also shows the creatures that live around the ocean. There are colorful illustrations made about whales, penguins, sharks, polar bears, etc.

the answer is b. my dude