Which option is available on Compaq 510/511/610 notebook models?

A.
Intel vPro technology

B.
Intel Core2 Duo processors

C.
Trusted eXecution Technology (TXT)

D.
Outdoor View

Explanation:
http://reviews.cnet.com/laptops/hp-610-15-6/4507-3121_7-33721357.html?tag=mncol;subnav