A Network Technician Built a Wireless Network in a Ten-Story

Multiple Choice

A network technician built a wireless network in a ten-story office building but has found it does not perform well. The technician performed the following steps during the installation: Researched and decided that 802.11ac would be the best technology Ensured the switch supports PoE+ Purchased an AP for each floor and spare APs in case of failure Put each AP into non-overlapping channels Which of the following is the MOST likely reason users are experiencing poor performance?

A) 802.11ac is not the proper wireless technology for a multistory building.
B) A comprehensive site survey of each floor was not conducted.
C) Users were not consulted to find out what type of wireless cards they had.
D) APs in non-overlapping channels are not able to provide proper redundancy.