A trust relationship has been established between two organizations with web based services.
One organization is acting as the Requesting Authority (RA) and the other acts as the Provisioning
Service Provider (PSP). Which of the following is correct about the trust relationship?

A.
The trust relationship uses SAML in the SOAP header. The SOAP body transports the SPML
requests / responses.

B.
The trust relationship uses XACML in the SAML header. The SAML body transports the SOAP
requests / responses.

C.
The trust relationship uses SPML in the SOAP header. The SOAP body transports the SAML
requests / responses.

D.
The trust relationship uses SPML in the SAML header. The SAML body transports the SPML
requests / responses.