Which of the Following Is the Best Description of a Protocol

Multiple Choice

Which of the following is the best description of a protocol in a telecommunications network architecture?

A) A device that handles the switching of voice and data in a local area network
B) A standard set of rules and procedures for control of communications in a network
C) A communications service for microcomputer users
D) The main computer in a telecommunications network
E) A pathway through which packets are routed