How could the Palo Alto Networks NGFW administrator reduce WAN traffic while maintaining support for all existing monitoring/ security platforms?

Refer to exhibit.

An organization has Palo Alto Networks NGFWs that send logs to remote monitoring and security management platforms. The network team has reported excessive traffic on the corporate WAN.

How could the Palo Alto Networks NGFW administrator reduce WAN traffic while maintaining support for all existing monitoring/ security platforms?
A . Forward logs from firewalls only to Panorama and have Panorama forward logs to other external services.
B . Forward logs from external sources to Panorama for correlation, and from Panorama send them to the NGF
D . Configure log compression and optimization features on all remote firewalls.
E . Any configuration on an M-500 would address the insufficient bandwidth concerns.

Answer: A

Explanation:

https://docs.paloaltonetworks.com/panorama/8-1/panorama-admin/panorama-overview/centralized-logging-and-reporting