I'm pretty sure it's the motherboard. You shouldn't use all caps. It makes it seem like you are shouting, and less people want to answer. :)
Answer:
D is your answer because I'm an expert
The applications you have open, and some background processes.
The answer is Tablets. It is a portable personal computer, generally with a mobile operating system and LCD touchscreen display processing circuitry, and a rechargeable battery in a single thin, flat package. It is bigger than smartphones.
Answer:
Check the network icon (or wireless connection settings) to see if you have Internet access. ...
Check for changes to proxy settings.
Check the network cables if your computer is wired to the router.
Reset your router.
Check your firewall or security software.
Hopefully this helps.