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 children ran to the field to see the dragon, but it was no longer there
A. The dragon went by the time the children ran to the filed
B. The dragon had gone by the time the children ran to the filed
C. The dragon had gone after the children ran to the filed
D. When the children ran to the filed, the dragon went