'Internet of things' (IOT) is the collective network of connected devices and the technology that facilitates communication between devices and cloud as well as between devices themselves. Edge computing is an emerging paradigm which refers to arrange of networks and devices at or near the user. And, 'Network Slicing' is a network configuration that allows multiple networks to be created on top of common physical infrastructure. All of these three will be enabled by the 5G mobile communication networks so that (D) is correct option.