A file on a Linux server has default permissions of rw-rw-r–. The system administrator has verified that Ann, a user, is not a member of the group owner of the file. Which of the following should be modified to assure that Ann has read access to the file?
A. User ownership information for the file in question
B. Directory permissions on the parent directory of the file in question
C. Group memberships for the group owner of the file in question
D. The file system access control list (FACL) for the file in question