Which of the following statements is true about magnets? a. Magnets attract all metals
b. Magnets repel objects that are not metal
c. Magnets attract or repel all metals
d. Magnets attract or repel some metals

D magnets attract or repel some metals

explaination

magnets are only attracted to special metals. like iron , Cobalt , and nickel are magnetic

magnets are objects which can attract , or pull , on some metals . like iron and steel .

if you rub a piece of steel with a strong magnet , the piece of steel will because a magnet too . it has become magnetized other metals like copper and gold are not attracted to magnets

hope it helps