Which step would you perform to accomplish this task?

You have an Oracle Database 10g installation on a Linux machine. The OS user, oracle, is the owner of the Oracle software. oracle is a member of osdba, osoper, and oinstall OS groups. You created another user on the OS and you want this user to access the database as "/ as sysdba".
Which step would you perform to accomplish this task?

A.
Assign the osdba group to the user.

B.
Set the OS_AUTHENT_PREFIX parameter to " ".

C.
Set the REMOTE_OS_AUTHENT parameter to TRUE.

D.
Set the REMOTE_LOGIN_PASSWORDFILE parameter to none.