Question: In Network Policy Management for Mobile Networks based on NFV scenarios, what is the primary purpose of the 'Policy Conflicts Notification' procedure initiated by the Element Manager (EM) towards the Network Manager (NM)?
Option 1: To inform NM about successful policy updates to ensure synchronization.
Option 2: To notify NM of conflicts encountered in EM during policy enforcement or management.
Option 3: To request NM's approval for new policy creations before implementation in EM.
Option 4: To periodically report all active policies from EM to NM for auditing purposes.
Explanation: The 'Policy Conflicts Notification' is used to alert the NM about conflicts found in the EM related to policy management or enforcement, ensuring timely resolution and maintaining network integrity.