You are creating a Windows Communication Foundation service by using Microsoft .NET Framework 3.5.
The client applications are unable to use SSL.
You need to ensure that clients authenticate by using a token provided by a Security Token service (STS).
What should you do?

A.
Use a basicHttpBinding binding with the security mode set to Message.

B.
Use a basicHttpBinding binding with the security mode set to TransportWithMessageCredential.

C.
Use a WSFederationHttpBinding binding with the security mode set to Message.

D.
Use a WSFederationHttpBinding binding with the security mode set to TransportWithMessageCredential.