Iron fillings arrange themselves in a certain pattern around a magnet. What does this indicate ?

Iron fillings have their own field. Magnetic field interacts with the gravitational field Magnet creates a field around itself None of the above.

Magnet creates a field around itself

The magnet exerts its field in the area around it. Thus, the iron filings experience a magnetic force. The force thus, exerted makes iron filings to arrange in a certain pattern.