What is a prerequisite for FortiSIEM Linux agent installation?

What is a prerequisite for FortiSIEM Linux agent installation?
A . The web server must be installed on the Linux server being monitored
B . The auditd service must be installed on the Linux server being monitored
C . The Linux agent manager server must be installed.
D . Both the web server and the audit service must be installed on the Linux server being monitored

Answer: D