You work as a network administrator at domain .com. Study the exhibit carefully. What effect will this configuration command have? line vty 0 4
no password vtypassword
Exhibit:

A.
All telnet connections to the router will be denied.

B.
Only one telnet connection at the router will be allowed at a time.

C.
Virtual terminal sessions will not be able to enter enable mode.

D.
Virtual terminal sessions will not be asked a user-level password.

E.
It will have no effect.