Click the Exhibit button to view the configuration. What effect will this configuration command have? line vty 0 4 no password vtypassword
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.