Mark letter A, B, C or D on your answer sheet to indicate the sentence that is closest in meaning, to the original sentence in each of the following questions

X.Mark letter A, B, C or D on your answer sheet to indicate the sentence that is closest in meaning to the original sentence in each of the following questions.
5. There are 45 students in our class .
A. Our class is 45 students .
B. Our class has 45 students .
C. Our class have 45 students
D. Our class are 45 students .
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