A -- The receiving of data through a vehicle's infotainment system
B -- A hands-free in-car telephony system
C -- A system that avoids or mitigates the risk of a collision
D -- The exchange of data across a wireless network
D. In its widest sense, telematics is a term used to describe the exchange of data, potentially over long distances, across a wireless communications network in real time. The receiving of data via the vehicle's infotainment system is a simple form of connectivity.