What is the MAIN difference between self-help groups and inpatient or outpatient treatment for alcohol abuse? a. Inpatient or outpatient treatment for alcohol abuse is less effective than self-help groups.

b. Health Insurance is required for participation in inpatient or outpatient treatment.

c. Self-help groups are run by recovering alcoholics for the benefit of other recovering
alcoholics.

d. Participating in inpatient or outpatient treatment is involuntary; self-help groups are voluntary