What should you do?

You work as an enterprise administrator at Domain.com. The Domain.com network consists of a single Active Directory domain named Domain.com. All servers on the Domain.com network run Windows Server 2008.
Domain.com has its headquarters in Chicago and a branch office in Dallas. Jobs were created at the branch offices of Domain.com. Due to this, Domain.com has hired 15 new users in the Dallas office. Domain.com management wants the new users to connect to the headquarters via a VPN connection. You then grant the new users the Allow Read and Allow Execute permissions on their newly created accounts. The new users will make use of these permissions in order to access the shared resources at the Chicago office.
You receive numerous complaints from the users stating that they are unable to access the shared resources in the Chicago office. To ensure productivity you need to make sure that a VPN connection is established to the Chicago office.
What should you do?

A.
Your best option would to give the Allow Access Dial-in permission to the new users.

B.
Your best option would to join the Windows Authorization Access security group to the new users.

C.
Your best option would to join the Remote Desktop Users security group to the new users.

D.
Your best option would to give the Allow Full control permission to the new users.

Explanation:
Section 2, Configure trusts (2 Questions)