A. As compared to RPC (Remote Procedure Calls), which are sometimes blocked by firewalls and proxy servers, SOAP over HTTP can overcome that limitation.

B. It provides flexibility for message format, allowing for loose coupling between client and server.

C. It commonly serves as a cleaning agent to remove excess data from the transmission protocol.

D. It leverages XML-based payloads to communicate between two client machines across any modern network.

E. It is platform and programming language independent.

F. SOAP clients can easily hold stateful references to remote server-side SOAP objects.