Az alábbi tesztben ugye egyik sem lehet helyes válasz?

The last person …. was my grandfather.

A, with which I played chess

B, who with I played chess

C, I played chess with

D, whom I played chess

(helyes szerintem ezek lehetnek:

The last person with whom I played chess was my grandfather. vagy

The last person whom I played chess with was my grandfather. vagy

The last person who I played chess with was my grandfather.