Anyone who wants to can call any timepiece a clock, but technically speaking, only （） one rings out the time actually deserves the name.

A. What should I do
B. Thank you, mom.
C. Where have you been
D. Yes, he is.
E. What was wrong with him
F. Were you sick
G. Where is the hospital
H. I’m sorry to hear that.

A．successful farmers
B．co-operating hunters
C．runners and jumpers
D．skillful sportsmen