单项选择题

Questions 1 to 5 are based on an interview with a chief-editor. At the end of the interview you will be given 10 seconds to answer each of the following questions. Now listen to the interview. Pauline failed to catch the flight because______.

A.her ticket was not confirmed
B.she booked her ticket at the wrong place
C.she didn’t have the right documents
D.her visa had run out