Which statement an iron magnetic is true?



 
A.
You cannot make an iron magnetic by wrapping it in wire and sending electricity through the wire.


 
B.
You can make an iron magnetic by wrapping it in wire and sending electricity through the wire.


 
C.
You can make an iron magnetic by wrapping it in wire and soaking it in water.


 
D.
You can make an iron magnetic by wrapping it in rubber rope and sending electricity through the rubber rope.