Althoughhe was very tired, he agreed to help his c...

Câu hỏi: Althoughhe was very tired, he agreed to help his child with his homework.

A. Despite of his tiredness, he agreed to help his child with his homework.

B. Tired as he was, he agreed to help his child with his homework.

C. Even if feeling very tired, he agreed to help his child with his homework.

D. He would have helped his child with his homework if he hadn't been tired.