Scenario: A Citrix Engineer has enabled the IP Reputation feature. The engineer wants to protect a critical web application from a distributed denial of service attack.
Which advanced expression can the engineer write for a Responder policy?
A. CLIENT.IP.SRC.IPREP_THREAT_CATEGORY(SPAM_SOURCES)
B. CLIENT.IP.SRC.IPREP_THREAT_CATEGORY(BOTNETS)
C. CLIENT.IP.SRC.IPREP_THREAT_CATEGORY(WEB_ATTACKS)
D. CLIENT.IP.SRC.IPREP_THREAT_CATEGORY(WINDOWS_EXPLOITS)