Fact 1: Magnetism can cause objects to repel each other.

Fact 2: Copper and aluminum are both attracted and repelled by magnets.

Given the two facts above, answer the question "What can attract copper?" with the following options: 
- photons
 - colors
 - Energy.
 - magnetism
 - flowers
 - hormones
 - Light
 - electrically


 

    magnetism     