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:
In the late 1950s, King established the Southern Christian Leadership Conference as a national platform for him to provide his peaceful message of civil rights to the world. Because of his commitment to peace, nonviolence and equality, King's civil rights protests made genuine headway in American society.
Explanation:
Thank you
B. Information. Because you need details and info about the narrator.
You didn't add the following?
