Answer:
Im pretty shure the answer here is A
Explanation:
Answer:
electromagnet: A magnet made of an insulated wire coiled around an iron core (or any magnetic material such as iron, steel, nickel, cobalt) with electric current flowing through it to produce magnetism.
Explanation:
I HOPE IT WILL HELP YOU?:-)
I believe it is a solution, sorry if wrong
Controlled group does not change