24. Ms. Chambers is among the forecasters who predict that the rate of addition to arable lands will drop while those of loss rise.
(A) those of loss rise
(B) it rises for loss
(C) those of losses rise
(D) the rate of loss rises
(E) there are rises for the rate of loss
D it is!!
The rate is singular. Immediately elminate A, C and E.
That leaves B and D. B has modifer problem, not clear what "it" is referring to. D is the winner.