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.Anna and Mark did not decide to move to a bigger house until after the birth of their second child.
A.It was not until Anna and Mark had their second child did they decide to move to a bigger house.
B.Not until Anna and Mark had their second child, they decided to move to a bigger house.
C.Only when Anna and Mark had their second child did they decide to move to a bigger house.
D.Only when Anna and Mark had their second child, they decided to move to a bigger house.