The Comprehensive Drug Abuse Prevention and Control Act of 1970 established:

A) regulations on the importation, manufacture, sale, and use of medications including the addicting drugs opium and cocaine.
B) comprehensive regulations that authorized the formation of the Food and Drug Administration (FDA).
C) amendments that required pharmacists to dispense certain medications only with a written or verbal prescription by a physician.
D) five schedules of controlled substances each with its own regulations regarding level of control.

D