YourDomain .com sets up a joint venture with a community collage. Community collage instructors are required to connect to the YourDomain intranet.
Which solution, in the context of Cisco solutions, should be used?

A.
Use IP telephony.

B.
Use Virtual Private Network (VPN)

C.
Use Content delivery network (CDN)

D.
Use Remote access (RAS).

E.
Use Storage-area network (SAN)