单选题 M: There is a non-stop train for Washington and it leaves at 2:30.
W: It's faster than the 2 o'clock train. Besides, we can have something to eat before getting on the train.
Q: What do we learn from the conversation?
A. The 2:00 train will arrive earlier.
B. The 2:30 train has a dining car.
C. The woman prefers to take the 2:30 train.
D. They are going to have some fast food on the train.