Answer:
embedded system
Explanation:
Based on the scenario being described within the question it can be said that the type of software that is being described is known as an embedded system. This is actually a combination of both hardware and software that focuses on a specific function which is later implemented into a much larger system to allow it to become "smarter", by performing more complex tasks, which would otherwise not be possible.
Answer:
Tethering and hotspot
Explanation:
Tethering and hotspot are the two different ways by which a laptop could utilize the cellular network connection of a mobile device.
Tethering usually involves connecting the computer or smartphone to the internet with the aid of a USB cable while hotspot involves connection of the device to the internet through the WIFI option.
Cross-platform.
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B are primary and C are secondary.