a.Zinc is used to make galvanized iron pipes. These pipes are protected from the rust reactions that would normally occur. Which statement best explains why zinc is used?

b.Zinc is cheaper than iron, thus reducing the overall cost of the ingredients.

c.Zinc is a better oxidizing agent than iron. It creates zinc oxide, which prevents oxygen from attacking the iron.

d.Zinc readily consumes any Fe° that it encounters.Zinc is a better reducing agent than iron. It also creates zinc oxide.