He came back late, ______ which time all the guests had already left.

A. Thank you for your help.
B. I don’ t think I have.
C. That’ s OK.
D. I’ d prefer Chinese food.
E. It’ s easier than I thought.
F. He is busy at the moment.
G. It’ s just on your left.
H. But why

A. Thank you for your help.
B. I don’ t think I have.
C. That’ s OK.
D. I’ d prefer Chinese food.
E. It’ s easier than I thought.
F. He is busy at the moment.
G. It’ s just on your left.
H. But why