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On a dry day you can sometimes rub your feet on the carpet and shock a metal object when you touch it. the discharge is due to

Astatic charges building up more and more.
Bstatic charges losing their charges over time.
Cthe movement of static charges to form current.
Dthe charges repelling atoms in the object touched

Verified Answer :

Answer: A

because you created more charge when you were rubbing your feet to the carpet and because you created more charge when you touch the metal there will be a discharge because you build a lot of charges

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