Which of the Following Statements About Stratospheric Ozone Is False

Which of the following statements about stratospheric ozone is false?

A) Ozone is formed by the interaction of O₂ and ultraviolet light.
B) A "hole" in the ozone was observed above the equator.
C) Ozone is destroyed by the presence of NO_x and chlorine-containing compounds.
D) The absence of stratospheric ozone allows harmful radiation to strike Earth's surface.
E) Stratospheric ozone is a good thing but ozone on the surface of Earth is pollution.