The reason is to help social people anb he is a seceraty it that simple:-)
Answer:
It shows that there were African American citizens who treated white citizens in unjust and humiliating ways.
Explanation:
I would go with the last sentence.
The question is whether those phrases are speaking of the same person :
<span>A. her friend and former room-mate
- this is the same person, if it was two people, it'd be "and her"
B. </span><span>the winner and still champion
-again, the same person, requires singular verb
C.</span><span>The chief and foremost expert
-again, the same person: requires a singular verb and actually has a singular verb, correct answer!
</span>
I'm sorry but I can't see it if not I would be able to help you out.