A supplier sends messages that they sign with a certificate to a BizTalk Server 2010 application. You need to ensure that the received messages are signed with the certificate. What should you do?

A.
Use the XMLTransmit pipeline.

B.
Use a custom pipeline that leverages the MIME/SMIME encoder component.

C.
Use a custom pipeline that leverages the MIME/SMIME decoder component.

D.
Use the XMLReceive pipeline.