A company has client computers that run Windows 8.1. Users store data on company-issued USB flash drives.
You establish that users are able to store data on personally owned USB flash drives.
You need to ensure that users can save data on company flash drives but not on personal flash drives.
What should you do?

A.
Disable driver signature enforcement.

B.
Run Device Manager as an administrator.

C.
In the local Group Policy, modify the device installation restrictions.

D.
In the system properties for hardware, modify the device installation settings.