A student conducts an experiment with a magnet and four objects. He puts the magnet near each of the objects, then observes and records the outcomes. Which question is the student’s experiment designed to answer?

A Can a magnetic force change the shape of an object?

B Which type of magnet can move an object?

C How does an object’s mass affect its reaction to a magnetic force?

D Which objects react to a magnetic force?

D Which objects react to a magnetic force?