Identity management is

A.
Another name for access controls

B.
A set of technologies and processes intended to offer greater efficiency in the management of a diverse user and technical environment

C.
A set of technologies and processes focused on the provisioning and decommissioning of user credentials

D.
A set of technologies and processes used to establish trust relationships with disparate systems

Explanation:
B: Identity management is a much-used term that refers to a set of technologies intended to offer greater efficiency in the management of a diverse user and technical environment. Page 92.