Mark the letter A, B, C, or D on your answer sheet to indicate the cor

Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the following questions.    

The phrase "clean up" in paragraph 3 is closest in meaning to _______.  

• A. A. block
• B. B. evacuate
• C. C. disappear
• D. D. remove

block = cản trở
evacuate = sơ tán
disappear = biến mất
remove = xóa bỏ
clean up = dọn dẹp, loại bỏ
=> D