Acid Rain Is an Ecological Threat That Must Be Taken

Multiple Choice

Acid rain is an ecological threat that must be taken seriously. Acid rain has killed the fish in thousands of lakes, and it has caused billions of dollars in damages to important crops. Furthermore, acid rain poses a serious threat to our nation's forests.

A) Argument; conclusion: Acid rain is an ecological threat ... taken seriously.
B) Argument; conclusion: Acid rain has killed the fish in thousands of lakes.
C) Nonargument.
D) Argument; conclusion: Acid rain poses a serious threat to our nation's forests.
E) Argument; conclusion: Acid rain has caused ... damage to important crops.