The system administrator is required by the security policy to restrict the ability of users to view other processes on the system. This needs to be done for all users on the system. Which course of action should the administrator take?

A.
Edit the file /etc/security/exec_attr and add privs=basic,!proc_info to the "All" entry.

B.
Edit the file /etc/security/prof_attr and add privs=basic,!proc_info to the "Basic Solaris User" entry.

C.
Edit the file /etc/user_attr and add defaultpriv=basic,!proc_info for all users present in the file.

D.
Edit the file /etc/security/policy.conf and create the following setting: PRIV_DEFAULT=basic,!proc_info.