A medium-sized hospitality company with 50 hotels needs to upgrade the existing WLAN in each hotel to 802.11n. During the site surveys for each hotel, what needs to be taken into consideration when determining the locations for each AP? 

Answer options:

A. Selecting APs that can be hidden in ceiling panels to provide a secure and clean aesthetic look.
B. Selecting locations that make visual assessment of the AP operation easy.
C. Selecting locations that are easily accessed so maintenance and upgrades can be performed quickly.
D. Selecting AP locations where power is already available.

D