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What’s the answer????

Whats The Answer class=

Sagot :

Answer:

devices.

Explanation:

I would pick devices.

It is a broad enough word that it could include the other two words offered. Signals is the result of having an electric current present

Magnets is very specific and it is true that they need an electric current to function, but devices could include magnets as well. I think this question requires a more general term.