Marion is an IoT developer working for a large organization. Why does his supervisor want him to stay informed about the network upgrades that major mobile carriers are currently making?
a. 4G is currently unavailable in many metropolitan areas in the United States.
b. The IoT cannot operate using current 4G networks.
c. 5G availability is expected to quickly increase as these upgrades proceed.
d. 5G is required for private and hybrid cloud computing environments.