Which statement can be inferred from this passage?
A．Each question has its proper time and place.
B．It is impolite to ask \”how do you feel\”.
C．You won\”t ask one person \”how do you feel\” when he is in a hurry.
D．It is easy to tell the truth when a person is very old.
正确答案：A
其他选项都无法从文章所提供的信息里推出
