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.
When you ask a question in brainly, two helpers will answer it, then on each answerer you'll find "mark as brainliest" button which looks like a crown.