How can a network engineer export all flow logs and security actions to a security information and event management (SIEM) system?

How can a network engineer export all flow logs and security actions to a security information and event management (SIEM) system?
A . Enable syslog on the Instant-On Network (ION) device.
B. Use a zone-based firewall to export directly through application program interface (API) to the SIEM.
C. Enable Simple Network Management Protocol (SNMP) on the Instant-On Network (ION) device.
D. Use the centralized flow data-export tool built into the controller.

Answer: A