Which of the phrases given below the sentence should replace the phrase printed in bold type to make it grammatically correct? If the sentence is correct as it is, mark 'E' as the answer.

No sooner do the bells ring than the curtain rose.

A.

did the bell ring

B.

did the bells ring

C.

had the bell rang

D.

had the bell rung

E.

No correction required

Correct answer is B

No explanation has been provided for this answer.