When a client application invokes a method contained within an object elsewhere in the system, CORBA uses dynamic invocation to____________________?

A. obtain pertinent information about the desired method from the interface repository
B. create a data structure with parameters to be passed to the object
C. create a request for the object
D. all of the mentioned

Explanation: The request is then passed to the ORB core—an implementation-specific part of the network operating system that manages requests, and the request is fulfilled.