Which one is the answer?

I think a light bulb

Explanation:

please I need brainlist

I think 1, 4, and 5 are the answers to this question. I am not sure about 4 though.

Explanation:

You have to have a power source (1), you also have to have a way to get that power somewhere else (5), and the reason for 4 would be that the power has to come back through the power source to remain working.

the link still does not work even when adding it to the url bar

explanation:

you need to have a picture of the atom that way we can answer it