Why does FortiGate need the root CA certificate of FortiCient EMS?

Why does FortiGate need the root CA certificate of FortiCient EMS?
A . To revoke FortiClient client certificates
B . To sign FortiClient CSR requests
C . To update FortiClient client certificates
D . To trust certificates issued by FortiClient EMS

Answer: A

Explanation:

Understanding the Need for Root CA Certificate:

The root CA certificate of FortiClient EMS is necessary for FortiGate to trust certificates issued by FortiClient EMS.

Evaluating Use Cases:

FortiGate needs the root CA certificate to establish trust and validate certificates issued by FortiClient EMS.

Conclusion:

The primary reason FortiGate needs the root CA certificate of FortiClient EMS is to trust certificates issued by FortiClient EMS.

Reference: FortiClient EMS and FortiGate certificate management documentation from the study guides.