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

Câu hỏi: Make the letter A, B, C or D on your answer sheet to indicate the sentence that best combines each pair of sentence in the following questions.

A. The old man is workign in this factory which I borrowed his bycicle yesterday

B. The old man whom I borrowed his bicycle yesterday is working in this factory

C. The old man whose bicycle I borrowed yesterday is working in this factory

D. The old man whom is working in this factory I borrowed his bicycle yesterday