Correct Answer: D
Solution :[d] A wide area network (WAN) is a telecommunications network or computer network that extends over a large geographical distance. It can include with In Its ambit other types of networks such as personal area networks (PANs), local area networks (LANs), campus area networks (CANs), or metropolitan area networks (MANs). LAN covers the smallest area; MAN covers an area larger than LAN and WAN comprises the largest of all.
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