You need to ensure that you can assign classifications to Folder1 from Windows Explorer manually

You have a server named Server1 that runs Windows Server 2012 R2.
You install the File and Storage Services server role on Server1.
From Windows Explorer, you view the properties of a folder named Folder1 and you
discover that the Classification tab is missing.
You need to ensure that you can assign classifications to Folder1 from Windows Explorer
manually.
What should you do?

A.
Install the File Server Resource Manager role service.

B.
From Folder Options, clear Hide protected operating system files (Recommended).

C.
Install the Share and Storage Management Tools.

D.
From Folder Options, select the Always show menus.

Explanation:
B) Classification Management is a feature of FSRM
http://technet.microsoft.com/en-us/library/dd759252.aspx
http://technet.microsoft.com/en-us/library/dd758759(v=WS.10).aspx