What is one similarity regarding how CIFS shares and NFS shares can be used?

A.
A file within either a CIFS or an NFS share can only be oponed by one user at a time
B.
A file within CIFS and NFS shares can be opened by multiple users at a time
C.
Different users can access individual CIFS and NAS shares simultaneously
D.
Only one user at a time can be allocated access to any single CIFS on NAS share
Explanation: