Question: Which of the following Network Functions (NFs) is NOT a service provided by the Network Exposure Function (NEF) in the 5G System Architecture?
Option 1: Authentication and Authorization
Option 2: Policy Control and Charging
Option 3: Session Management
Option 4: Mobility Management
Explanation: The NEF provides services for authentication, authorization, policy control, and charging. However, session management is a service typically provided by the Session Management Function (SMF) in the 5G System Architecture, not the NEF.