* 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 mistake in the accounts was not noticed until the figures were re-checked.

A. It was not until the mistake in the accounts was noticed that the figures were re-checked. 

B. Once re-checking the figures, the mistake in the accounts was noticed. 

C. The mistake in the accounts only came to light when the figures were re-checked. 

D. When the figures were re-checked they came to light the mistake in the accounts.