<span>the machines, wiring, and other physical components of a computer or other electronic system.</span>
I'd say the best option would be B.
Answer:
Unplug the computer during a lightning storm
Explanation:
If there is a lightning storm you should always unplug your laptop or laptop or computer. If the lightning hits your computer you fried it and you can't use it anymore, but, if you unplug it it will save it from getting it fried. Always unplug your your computer during a lightning storm!
Hope it helps! :D
Have a great day! :)