Amazon, an IT based company, conducts a survey on the usage of the Internet. They found
that company employees spend most of the time at work surfing the web for their personal
use and for inappropriate web site viewing. Management decide to block all such web sites
using URL filtering software.

How can employees continue to see the blocked websites?

A.
Using session hijacking

B.
Using proxy servers

C.
Using authentication

D.
Using encryption