Answer:
B. WMAN
Step-by-step explanation:
A WMAN or a wireless metropolitan area network is a network bigger than a WLAN (wireless local area network) but smaller compared to the WWAN or the wireless wide area network. It is used for long haul point to point and point to multipoint communication. It is a network, service providers use to connect LAN networks wireless within a city.
The WPAN is a small wireless network as compared to WLAN, that uses Bluetooth technology for connectivity.