Chunks sink and water on top is removed a. coagulation b. filtration c. chlorination d. aeration e. softening f. setting basins

At a continent-continent convergence,

Ozone in the upper atmosphere has been depleted by a. sulfur dioxide. b. chlorofluorocarbons. c. carbon dioxide. d. oxygen.

Which event most likely explains renewed demand in a recovery period? consumers choose to save more and spend less. economic policy renews consumer confidence and demand. producers decrease prices to prompt demand and recovery. production decreases to prompt increased demand.