The IT department issued a corporate smartphone to a user, but the user returned the device stating it had connectivity issues. The user claimed the device functioned on Wi-Fi, but all connectivity to cloud services was lost as soon as the device was taken off site. Which of the following issues was MOST likely affecting the device?


A. MDM was never properly set up on the device.
B. S/MIME certificates were corrupted and needed to be reloaded.
C. Bluetooth on the device was disabled by mistake.
D. The device never had a proper SIM card installed.