Jorge is the e-commerce administrator for his company’s Web site. He is considering which type of security mechanism his company should use to communicate with their vendors. He chooses a virtual private network. Which of the following reasons support Alan’s decision?

A.
VPNs allow secure data communication using the Internet

B.
VPNs provide privileged access to secure public internet sites

C.
VPNs lower the transmission cost of packets containing multimedia-enriched data

D.
VPNs provide multiple virtual internet sites for companies at the lowest cost possible