To Selectively Remove Soil Toxins from Regions Affected by Hurricane

Multiple Choice

To selectively remove soil toxins from regions affected by Hurricane Katrina, some residents are growing sunflowers and other plants in their yards. Once mature, the plants are pulled and safely stored with other contaminated wastes. This is an example of

A) biological augmentation.
B) reducing primary production.
C) lowering production efficiency.
D) bioremediation.
E) arresting nutrient cycling.