Mark the letter A,...

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.
Although he was very tired, he agreed to help me with my homework.

A. Despite being very tired, but he agreed to help me with my homework.

B.  Tired though he was, but he agreed to help me with my homework.

C.  As tired as was he, he agreed to help me with my homework.

D.  Tired as he was, he agreed to help me with my homework.