问题详情

W: I"m taking the train downtown to go shopping. M:________
A．Well, you"d better keep an eye on your wallet.
B．Why don"t you stay at home and watch your baby？
C．By the way, what about your plan to visit your parents？
D．Take the train？ You"re a fool.请帮忙给出正确答案和分析，谢谢！