What's a magnet field​

A magnetic field is the area around a magnet, magnetic object, or an electric charge in which magnetic force is exerted.” ... The invisible area around a magnetic object that can pull another magnetic object toward it or push another magnetic object away from it is called a magnetic field.

the answer is neither ball has a charge.

because if they were both positively charged, they will repel each other.

if they were positively and negatively charged, they will seek.