When making a call， sometimes there will be something wrong with the phone or telephone line.Which of the following expressions is not right when expressing the problems？

When making a call， sometimes there will be something wrong with the phone or telephone line.Which of the following expressions is not right when expressing the problems？
A.Sorry， we were cut off.
B.I'；ve tried to get through several times but it'；s always engageD.C.She has changed her telephone number.
D.The phone is in order.
正确答案：The phone is in order.