Mark the letter A, B, C or D on...

Câu hỏi: Mark the letter A, B, C or D on your answer sheet to indicate the sentence that is closest in meaning to each of the following questions.
“I’ll let you know the answer by the end of this week”, Tom said to Janet

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

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