<span>allegory
irony
allusion makes sense here
symbolism</span>
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!
Consent means for permission like if you wanted to go out you would want your parents consent