III. Mark the letter A, B, C, or D to indicate the sentence that best combines each pair of sentences given.Câu hỏi A teaching career is something that never ends. Teachers themselves continually learn and grow each day. A. If teachers continually learn and grow each day, their teaching career will never end. B. A teaching career never ends because teachers themselves continually learn and grow each day. C. A teaching career would never end if teachers themselves do not continually learn and grow each day. D. That teachers themselves continually learn and grow themselves makes their teaching never end.