Which of the Following Statements Is False

Which of the following statements is false?

A) The Antarctic ozone hole forms every spring in the Southern Hemisphere because a polar vortex develops during the previous winter that traps air within it.
B) During the existence of the polar vortex, the air becomes very cold and thin clouds of ice crystals form.
C) The thin clouds of ice crystals help facilitate the destruction of ozone by UV radiation.
D) The peak loss of ozone occurs in September-October.
E) They are all true.