"I will let you know the answer by the end o...

Câu hỏi: "I will let you know the answer by the end of this week,” Tom said to Janet.

A. Tom suggested giving Janet the answer by the end of the week. 

B. Tom promised to give Janet the answer by the end of the week. 

C. Tom insisted on letting Janet know the answer by the end of the week. 

D. Tom offered to give Janet the answer by the end of the week.