Your network contains a Network Policy and Access Services server named Server1. All certificates in the organization are issued by an enterprise certification authority (CA) named Server2.
You have a standalone computer named Computer1 that runs Windows 7. Computer1 has a VPN connection that connects to Server1 by using SSTP.
You attempt to establish the VPN connection to Server1 and receive the following error message:

A certificate chain processed, but terminated in a root certificate which is not trusted by the trust provider.

You need to ensure that you can successfully establish the VPN connection to Server1. What should you do on Computer1?

A.
Import the root certificate to the user s Trusted Publishers store.

B.
Import the root certificate to the computer’s Trusted Root Certification Authorities store.

C.
Import the server certificate of Server1 to the user s Trusted Root Certification Authorities store.

D.
Import the server certificate of Server1 to the computer s Trusted Root Certification Authorities store.