A Network Support Specialist Is Setting Up Wireless Networks for Several

A network support specialist is setting up wireless networks for several small companies that are leasing adjacent spaces in an office building. The network support specialist has already configured an access point for each office with WPA2-AES encryption and minimized any overlap of the wireless channels. Several of the companies have expressed concerns about performance and security issues due to the high volume of wireless networks being installed in close proximity. Which of the following actions will BEST mitigate the companies' concerns?

A) Reduce the TX power on each access point.
B) Enable MAC address filtering on each access point.
C) Disable the SSID broadcast on each access point.
D) Enable AP isolation on each access point.