I'VE JUST MET MARY, ___________SON STUDIES AT THE SAME SCHOOL AS Y...

16. - 25 DE THI HOC KI 1 MON TIENG ANH LOP 12 CO DAP AN
25 DE THI HOC KI 1 MON TIENG ANH LOP 12 CO DAP AN

16.

I've just met Mary, ___________son studies at the same school as yours does.

A. who

B. that

C. whom

D. whose