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 correct answer to each of the following questions.
He is one of the most______bosses I have ever worked with. He behaves rudely to not only me but also others in the staff.

A. communicative

B. thoughtful

C. attentive

D. impolite