9: MedLabML is a startup firm that moves patient data between different care providers to provide a
''single patient view''. They use a B2B system to exchange electronic business document with their
key suppliers. They are seeking your advice about standards to review for improving their
message-level security.
Which standard or API would you recommend they read?
A. SAML 1.1
B. Web Service Interoperability Technology
C. XML Signature
D. SSL