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.

Denver is located at the foot of ............ Rocky Mountains.

• A. A. the
• B. B. no article 
• C.  C. a  
• D. D. an

Rocky Mountains là tên núi => dùng "the"