Mark the letter A, B, C, or D on your answer sheet to indicate the sentence that is closest in meaning to each of the following questions.
We don't allow anyone to use their cell phones during the examination.
A.Nobody isn't allowed to use their cell phones during the examination.
B.Everybody isn't allowed using their cell phones during the examination.
C.Nobody is allowed to use their cell phones during the examination.
D.Nobody is allowed using their cell phones during the examination.