Answer:
802.11ac
Explanation:
It is a wireless networking standard.It functions only on 5 Ghz only. 802.11ac has three times the bandwidth of 802.11n hence it can handle more number of users.It has multi-link throughput of 1 gigabit per second.It provides high throughput.It is very useful for environments with high user density.
B is better than any other one's I think.
When an individual user works in stand-alone mode, the workstation performs all the functions of a server by storing, accessing, and processing data as well as providing a user interface.
