— Don't forget to phone me when you get home. Just to let me know you've arrived safely.   

— I won't forget. Good-bye then.  

—  ____. [ ]

A. With pleasure                       

B. It's kind of you  

C. Don't mention it                     

D. Have a nice trip

电话的发明者是______。

A．摩尔
B．爱迪生
C．贝尔
D．薛定锷