The answer would be A.
The question you have to ask is, is it possessive?
Yes it is possessive.
The wing is owned by the bird. Its wing was broken.
It's means it is or it has.
It's would not make sense in this case because you can not put it is or it has into this sentence.
Answer:
why do they hop instead of run or walk
and why dont people have them as pets
Explanation:
My answer is C. hurt because it sound like the story is like that
The figurativelanguage is idioms