— Thanks for helping me with my homework.—______________________

— Thanks for helping me with my homework.—_________________________
A、No, you needn’t.
B、It’s my duty.
C、Oh, it was no trouble at all. I’m glad I could help.
D、Nothing serious.
【正确答案】：C
【题目解析】：Oh, it was no trouble at all. I’m glad I could help. 哦，一点也不麻烦。我很高兴能帮上忙。