Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the following questions.
____________________ Paul realize that he was on the wrong flight.
A. No sooner had the plane taken off than
B. It was not until the plane had taken off that
C. Only after the plane had taken off
D. Not until the plane had taken off did
Answer the question before viewing the answer below
Correct answer: D