.You are configuring a WAN connection between two offices. You cannot ping between the routers in a test. The Serial0 interface on RouterA is connected to the Serial1 interface on
The commands you have executed are shown below. What is the problem with the configuration?
A. The passwords are incorrectly configured
B. The usernames are incorrectly configured
C. The wrong interface has been configured
D. The encapsulation is incorrect on RouterA
E. The encapsulation is incorrect on RouterB
F. The authentication types do not match