Mark the letter A, B, C, or D on your...

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.
Sales have been slow, but the market for contemporary art is expected to pick up soon.

A. worsen  

B. increase   

C. improve 

D. go up