A)
The rate of increase in the number of Black elected officials nationwide was greater last year than
(rate) in any other year
correct choice
(B) The increased rate in the number of Black elected officials nationwide was greater last year than in
this option changes the intended meaning we are talking about the rate of increase not about the increased rate so wrong
(C)
The rate of increase in the number of Black elected officials was greater nationwide last year than
any other year wrong comparison rate is compared to year
(D)
The number of Black elected officials nationwide increased at a rate that was greater last year than
any other year wrong comparison the number compared to year
(E) Nationwide,
the rate at which the number of Black elected officials increased last year was greater than
any other year wrong comparison rate is compared to year