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 word(s) OPPOSITE in meaning to the underlined word(s) in each of the following questions.
Question 20: “We strongly believe that he's innocent of the crime. We do not think that he did it.”

A. clean

B. guilty

C. faultless

D. crimeless