单项选择题

M:How do you feel about flying
W:I don’t mind flying.What ] don’t like is not being able to keep an eye on my luggage.Whenever the man at the airport takes my luggage, I never expect to see it again.
M:There’s always a chance it will fly to Paris while you fly to Rome. Has anything like that ever happened to you
W:No, but it has happened to other people. Just the other day I heard about a woman who lost her suitcase. It was a true story She was taking one of those five-day tours around Europe.
M:Where did her suitcase get lost
W:I don’t think she ever found out. When she arrived in Europe, her suitcase wasn’t there.She had to travel through four countries in the same clothes.
M:I suppose she bought another toothbrush, at least, Couldn’t she buy another dress
W:No. She had spent all her money on the tickets for the tour Besides, she never had time to shop. Every time they reached another airport, she had to spend her time in the luggage room, looking for her suitcase.
M:What a way to spend a vacation! But that’s not as bad as a story I heard the other dithered was a family of four visiting a cruise ship. They were there to say good-bye to a friend who was going on a cruise.
W:I suppose the ship left before the family got off.
M:That’s right.They claimed they didn’t hear any warning bells .They didn’t know the ship had left until they finally decided it was time to get off. By then the ship was almost out to sea. Of course they couldn’t make the captain turn around to take them back,
W:And of course they didn’t have any luggage with them.
M:It was worse than that.All four of them had to stay in one small cabin for the whole cruise.They had a baby and a small child, The child came down with some disease the next day. I think it was measles.
W:What a way to take a cruise!

Why did the family fail to leave the ship before it set off()

A. The ship left earlier than schedule
B. They did not hear the warning bells
C. They also liked to go on a cruise
D. There was no warning bells on board