What event precipitated a major shift in the way alcohol dependence was treated by helping professionals?

a. In 1970 the Comprehensive Alcohol Abuse and Alcoholism Prevention, Treatment, and Rehabilitation law was passed by the U.S. Congress.

b. In 1981 Ronald Regan was elected president, and he significantly reduced federal funding for substance abuse prevention and treatment.

c. In a 1956 article in Social Casework, Catherine Peltenburg encouraged helping professionals to examine their own attitudes regarding the moral implications of alcoholism.

d. In 1956 the American Medical Association proclaimed alcoholism as a disease.