Which of the following is a possible consequence of ozone layer depletion on living organisms?
a. increased exposure to ground-level ozone
b. decreased levels of ultraviolet radiation in the troposphere
c. increased levels of ultraviolet radiation absorption in the stratosphere
d. none of the above

The possible consequence of ozone layer depletion on living organisms is greater exposure to ultraviolet radiation. So the correct option in regards to this question is none of the above. The right option given here is option "d". This increased amount of ground level ultraviolet radiation increase would create more amount of skin and lung cancer for people.

Bwould be my guess |-/