Why customer service professionals use paraphrasing?

The answer would be c

Vyfgtvubhjnmb vghow did the organized protesting of children in birmingham, al impact segregation and racial discrimination in the u.s.? include key people and places during this event.

how did the organized protesting of children in birmingham, al impact segregation and racial discrimination in the u.s.? include key people and places during this event.

how did the organized protesting of children in birmingham, al impact segregation and racial discrimination in the u.s.? include key people and places during this event.

how did the organized protesting of children in birmingham, al impact segregation and racial discrimination in the u.s.? include key people and places during this event.

See diagram.we use washers to get the area and we will be integrating with respect to xouter radius is the  distance between y = e^x and y = -1    inner radius of washer is the distance between y = 1 and y = -1    the area of one cross-section of a washer is    solid lies between x = 0 and x = 2. the volume is    if you need this expanded, then    the question doesn't say to evaluate, so we're done.   

Ithink its a im not sure