You need to ensure that each user has a separate folder in Sync1

Your network contains an Active Directory forest named contoso.com. The forest contains
four domains. All servers run Windows Server 2012 R2.
Each domain has a user named User1.

You have a file server named Server1 that is used to synchronize user folders by using the
Work Folders role service.
Server1 has a work folder named Sync1.
You need to ensure that each user has a separate folder in Sync1.
What should you do?

A.
From Windows Explorer, modify the Sharing properties of Sync1.

B.
Run the Set-SyncServerSetting cmdlet.

C.
From File and Storage Services in Server Manager, modify the properties of Sync1.

D.
Run the Set-SyncShare cmdlet.

Explanation:
http://technet.microsoft.com/en-US/library/dn296649.aspx