I was so eager to leave that when I stood in the hall, ready to leave, I didn't even think of saying good- bye to the friends ____ I had eaten and slept for so many weeks.

   A. by whom        B. of whom        C. with whom      D. with which

I was so eager to leave that when I stood in the hall, ready to leave, I didn't even think of saying good-bye to the friends ________ I had eaten and slept for so many weeks.

A. by whom

B. of whom

C. with whom

D. with which

A. by whom

B. of whom

C. with whom

D. with which