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Acid rain is caused by human pollution. Why is Canada concerned about acid rain?
   A. Acid rain is only a problem in Canada.
B. Acid rain hurts plants, forests, and air quality.
C. Acid rain melts everything and ruins cities.
D. Acid rain helps plants and forests grow faster.

Respuesta :

seanjackaboy
Too bad there isn't an option for C. and B. because it injures forests and plant life, and ruins cities.
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