Your network consists of a single Active Directory forest that contains the domains shown in the following table.

You create a universal security group named Contoso-All in the Contoso domain. You plan to use Contoso-All to assign permissions only on servers in the contoso.com domain.

You add a group named Region1-All in the Region1 domain to ContosoContoso-All and receive the error message shown in the exhibit. (Click the Exhibit button.)

You need to need to ensure that members of Region1Region1-All can access resources that have been assigned to ContosoContoso-All.

What should you change?

Exhibit:

A.
ContosoContoso-All to a domain local security group

B.
ContosoContoso-All to a global security group

C.
Region1Region1-All to a domain local security group

D.
Region1Region-All to a universal distribution group