Question

landfills have been a source of contamination of select one: a. groundwater. b. coastal regions. c. parks and recreational sites. d. agricultural produce.

Explanation:

Landfills can release leachate which contains contaminants. This leachate can seep into the ground and contaminate groundwater. Coastal regions, parks, and agricultural produce are not the most direct and common areas of contamination from landfills compared to groundwater.

Answer:

A. groundwater