A network consisting of numerous geographically dispersed networks that cover a large physical distance is referred to as a:

A network consisting of numerous geographically dispersed networks that cover a large
physical distance is referred to as a:

A.
WLAN

B.
LAN

C.
WAN

D.
MAN

Explanation:

http://compnetworking.about.com/od/basicnetworkingconcepts/a/network_types.htm