You need to ensure that GPO1 is applied only to computers that run Windows 8

Your network contains a single Active Directory domain named contoso.com. All domain controllers run
Windows Server 2012 R2.
The domain contains 400 desktop computers that run Windows 8 and 200 desktop computers that run
Windows Vista Service Pack 2(SP2).
All of the desktop computers are located in an organizational unit (OU) named OU1.
You create a Group Policy object (GPO) named GPO1. GPO1 contains startup script
settings. You link GPO1 to OU1.
You need to ensure that GPO1 is applied only to computers that run Windows 8.
What should you do?

A.
Modify the Security settings of OU1.

B.
Create and link a WMI filter to GPO1.

C.
Run the Set-GPInheritancecmdlet and specify the -target parameter.

D.
Run the Set-GPLinkcmdlet and specify the -target parameter.

Explanation:
WMI Filtering is used to get information of the system and apply the GPO on it with the condition is met.
Security filtering: apply a GPO to a specific group(members of the group)