Which correction should be made to sentence 9?

— Exhibit C

— Exhibit -

Sentence 9:In spite of the initiatives of these organizations, there is still groups who are not willing to do their part.

Which correction should be made to sentence 9?
A . change these to those
B . change organizations, there to organizations there
C . replace there with they’re
D . change is to are
E . replace who with to whom

Answer: D