听力原文:M: Our plane has been circling for a long time. Why the delay? W: The airport was closed for a while this morning and things still are not back to normal. Q: What does the woman mean? (13)
A.
The airport is closed due to bad weather.
B.
The flight is following its regular schedule.
C.
The plane will return to its point of departure.
D.
An earlier closure affected the airport's schedule.