My eldest sister graduated from university. She soon...

Câu hỏi: 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
My eldest sister graduated from university. She soon started working as a freelance journalist.
A. No sooner had my eldest sister started working as a freelance journalist than she graduated from university.
B. Not until my eldest sister started working as a freelance journalist did she graduate from university.
C. No sooner had my eldest sister graduated from university than she started working as a freelance journalist.
D. Hardly had my eldest sister started working as a freelance journalist when she graduated from university.