单项选择题

Directions: You are going to hear three conversations. Before listening to each conversation, you will have 5 seconds to read each of the questions which accompany it. After listening, you will have time to answer each question by choosing A, B, C or D. You will hear each conversation ONLY ONCE. Mark your answers in your test booklet. Questions 11 ~ 15 are based on the following conversation. Why has the woman decided to give up smoking

A.It’s bad for her health.
B.She doesn’t enjoy smoking.
C.It’s a nasty habit.
D.All of above.