A: Where are you going, Tina?
B: I'm going to the hospital to see Nancy Smith.
A: I saw her yesterday.
B: By the way, must I take a No. 3 bus to get there?
A: No 
you needn't. A No. 11 bus will also take you to the hospital.
B:
A: Yes. I caught a No. 3 bus yesterday, and I had to wait for half an hour at the bus stop.
B: Thank you, Jim.
A: But No. 11 buses leave from the center of town.
B: Well, I prefer to walk rather than wait.
A. No. 11 buses run much more often, don't they?
B. You'll have to walk two miles to catch one.
C. She was a little better.
D. I'll get a No. 11 bus.
