Answer: Hm well personally I think none of the above. I think you should take a scientific question and research it (ie. What happens if you burn soap bars) but I guess if I had to choose one from here then A?
Explanation:
Answer:
The electromagnets are the magnets which shows magnetic properties when the electric current pass through them. They are temporary magnets, they can be turned on or off when desired. Moreover, large amounts of scrap steel can be moved easily from one place to another with electromagnets.
HOPE IT HELPS!
Enter the dragon was the movie that he was killed in durring filming it