What is the effect of this command if L1 is the only listener configured for your database?

You executed the following command in the lsnrctl utility to stop the listener: lsnrctl> STOP
L1 What is the effect of this command if L1 is the only listener configured for your database?

A.
Connected users would get an error with the message “End of communication channel”.

B.
The server hangs, so users will receive an error asking them to login again.

C.
It halts the server until all user transactions are completed.

D.
It terminates all user sessions.

E.
It prevents users from logging in to the database remotely.