Mark the letter A, B, C, or D on your answer sheet to indicate the sentence that best combines each pair of sentences in the following questions.
The moon is the nearest planet to the earth. It causes tides on the earth.
A. The moon is the nearest planet to the earth, which causes tides on the earth.
B. The moon which nearest planet to the earth, causes tides on the earth.
C. The moon, which is the nearest planet to the earth, causes tides on the earth.
D. The moon causes tides on the earth, is the nearest planet to the earth.
Chọn C