Mark the letter A,...

Câu hỏi: Mark the letter A, B, C or D on your answer sheet to choose the sentence which is closest in meaning to the one in bold.
"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 this week.

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

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

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