Question: In the context of PFCP session modification procedures, what is the approach applied to the three measurement types defined for this procedure in an Evolved Packet Core (EPC) network?
Option 1: 1 out of 2 approach
Option 2: Majority Vote approach
Option 3: Weighted Average approach
Option 4: 2 out of 3 approach
Explanation: The '2 out of 3 approach' implies that for a measurement to be considered valid or successful, at least two out of three defined measurement types must meet the specified criteria, ensuring reliability and accuracy in network performance management.