Which two statements mitigate the threat of a SYN flood attack?

Which two statements mitigate the threat of a SYN flood attack? (Choose two.)

A.
MARS floodautomitigation

B.
Cisco IOS IPS

C.
NAC Appliance Security Posture Validation

D.
ASA TCP Intercept

E.
ASA Enhanced application inspection

F.
Cisco IOS FPM