A. Wap Area Network
B. Wide Area Network
C. Wide Array Net
D. Wireless Area Network

Solution

B. Wide Area Network

Explanation

There are three different classes of computer network namely, Local Area Network (LAN) that covers a small geographical area such as a room, a building or a compound; Metropolitan Area Network (MAN) that has a citywide coverage; and Wide Area Network (WAN) that covers the whole globe or beyond the globe.