Explain how the ozone hole was found and what the un did to it

The ozone hole over the Antarctic has begun to heal, according to a new study, more than 30 years after its discovery. ... The stratospheric ozone layer protects Earth from the sun's harmful ultraviolet (UV-B) rays, which can cause skin cancer and cataracts in humans, and physiological damage in animals and plants.

answer; i believe that the correct answer is (b) melosis; plz check first.good luck

the eggs of the insects should be the first thing collected at the scene.

false