Answer:
The correct option is;
A method of connecting computers using radio signals instead of physical wires
Step-by-step explanation:
Wireless is the term used to describe a network connection between two or more devices, such as computers, mobile phones and routers, that make use of a radio signal system instead of physical wires for data connection between the nodes in the network
It enables the avoidance of the necessary cost involved in the process installing physical network wires in a premise
The three basic types are Wireless Wide Area Network, WAN, Wireless Local Area Network, WLAN, and Wireless Personal Area Network WPAN.