What are two benefits of using FortiManager to organize and manage the network for a group of FortiGate devices? (Choose

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What are two benefits of using FortiManager to organize and manage the network for a group of FortiGate devices? (Choose two.)

A. It simplifies the deployment and administration of SD-WAN on managed FortiGate devices.
B. It improves SD-WAN performance on the managed FortiGate devices.
C. It sends probe signals as health checks to the beacon servers on behalf of FortiGate.
D. It acts as a policy compliance entity to review all managed FortiGate devices.
E. It reduces WAN usage on FortiGate devices by acting as a local FortiGuard server.