Given the following permissions on a document: How do you update the permissions to deny
access to group_a?

A.
executeIDfSysObject.revoke(“group_a”)

B.
executeIDfSysObject.truncate(“group_a”)

C.
executeIDfSysObject.setGroupName(“group_a”) and execute
IDfSysObject.setGroupPermit(0)

D.
executeIDfSysObject.truncate(“r_accessor_name”) and execute
IDfSysObject.truncate(“r_accessor_permit”)