I think you should go to bed early every day?

题目

I think you should go to bed early every day?
A:Thank you for helping me
B:Ok I will
C:It doesn't matter
D:That's a good idea
why？

答案

选B
问：我觉得你每天应该早点睡觉
答：是的,我会的
A:谢谢你帮助我
C：没关系
D:好主意