What environmental problem likely caused all of these problems?
a. smog from city areas is causing acid rain.
b. global warming causes all of these problems.
c. the groundwater has become polluted from city runoff. eliminate
d. there is a hole in the ozone layer over new york state.?

Option C

Explanation:

Environmental issues refers to the harmful effect of human activities on the Earth which affect the health and we'll being of both humans and Animals.

Ground water that has become eliminated Is the major causes of the the problem In the area. Pollution pose Heath risks to man and animals.

if your own plato the answer is b. the fern transitioned from sporophyte generation to gametophyte generation.