I’ll remind him_______ what he has promised to us so that he won’t forget it.

I’ll remind him_______ what he has promised to us so that he won’t forget it.

1. A.
   about
2. B.
   in
3. C.
   of
4. D.
   in

I’ll remind him_______ what he has promised to us so that he won’t forget it.

A. about       B. in       C. of       D. in

I’ll remind him_______ what he has promised to us so that he won’t forget it.