The correct option is D.
What is a bar of magnet?
A bar magnet is a rectangular piece of an object, made up of iron, steel, or any other ferromagnetic substance or ferromagnetic composite, that shows permanent magnetic properties.
What are the properties of a bar magnet?
- Attractive Property – Magnet attracts ferromagnetic materials like iron, cobalt, and nickel.
- Repulsive Properties – Like magnetic poles repel each other and unlike magnetic poles attract each other.
- Directive Property – A freely suspended magnet always points in a north-south direction.
Learn more about a bar magnet here https://brainly.com/question/18742643
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