Which of these activities are included in the operate phase change management service component?

A.
Manage real-time incidents with security system components via the incident-management process.

B.
Provide and maintain reliable, current information about the security system (hardware, software, and applications) pertinent to the individual components and attributes of the system, and how the components interrelate.

C.
Standardize methods and procedures for authorizing, documenting, and performing changes to a security system.

D.
Define processes and principles to address, including changes, and manage security-related issues.