Which option describes the ICAP protocol?

A.
ICAP is a protocol designed to enable inter-device communications for different vendor
systems to share information about subscribers in a common format. ICAP allows for
subscriber session control for actions such as session disconnect and suspension.

B.
ICAP is a protocol designed to enable subscribers to communicate in a peer-to-peer
network for file sharing purposes and is often used to circumvent upstream content filtering.

C.
ICAP is a communication access package consisting of a mixed platform of services such
as web, FTP, and authentication. ICAP is used to minimize the deployment footprint and
expedite new offerings for Internet service providers.

D.
ICAP is a protocol designed to support dynamic content filtering, insertion, and
modification of web pages. ICAP allows interaction with external content servers such as
parental control (content filtering) servers to provide content filtering service support.