Which HP Security solution is used to inspect packets and block malicious packets?

A.
HP ArcSight

B.
HP Fortify

C.
Hp Enterprise View

D.
HP Tipping Point

Explanation:
http://hp.sharedvue.net/sharedvue/resources/?rl=networking-university-of-leeds-casestudy-4aa2-3848enw&pid=63&sid=&lcid=(page 2, second paragraph)