What do we call a network whose elements may be separated by some distance? It usually involves two or more network and dedicated high speed telephone lines. [SBI Clerk 2015]

What do we call a network whose elements may be separated by some dist

1.	What do we call a network whose elements may be separated by some distance? It usually involves two or more network and dedicated high speed telephone lines. [SBI Clerk 2015]
A.	LAN
B.	WAN
C.	URL
D.	Server
E.	World Wide Web
Answer» B. WAN