Mark the letter A, B, C, or D on your answer sheet to indicate the word(s) OPPOSITE in meaning to the underlined word(s) in each of the following questions.
It's discourteous to ask Americans questions about their age, marriage or income.
A. impolite
B. polite
C. unacceptable
D. rude
Đáp án : B
Critical of smb/smt = chỉ trích ai/ cái gì; supportive = ủng hộ