A、40 minutes. B、50 minutes. C、45 minutes. D、55 minutes. C男士说上一辆公共汽车5分钟之前刚刚离开，女士说，每两辆公共汽车驶出间隔长达50分钟(every 50 minutes)。所以男士不得不再等待4

W: I think I’ll take my mother to that French restaurant on Main Street for her birthday．
M: I hope it’s not any time soon. They are usually booked up weeks in advance．
Q: What does the man mean?

M: I ran all the way to the bus stop, but the man at the ticket counter told me the bus left only 5 minutes ago.
W: That’s too bad. Those buses leave only every 50 minutes.
Q: How long does the man have to wait?