The answer is A.hope this helps.<span />
The word, behind, tells you where or something is in relation to something else. It also has a symbol hat is ;-)
The answer is B. Racial prejudice had negative psychological effects on those who suffered its injustices.
D. Parallelism
The answer is parallelism because the structure of this excerpt stays consistent throughout these three sentences, it starts off with "it does not" in each sentence which creates a structure.