The Oracle Enterprise Manager Database Control on your system uses a port that is not the default port. Which method helps you to identify the port number for your system?
A.
View the port number in the tnsnames.ora file.
B.
View the port number in the init.ora initialization parameter file.
C.
Execute the emctl command to display the port used by Enterprise Manager on your system.
D.
Execute the emctl status dbconsole command to display the port used by Enterprise Manager on your system.