(1) The Secretary, acting through the Service, shall provide a program of comprehensive alcohol and substance abuse prevention and treatment which shall include
(A) prevention, through educational intervention, in Indian communities;
(B) acute detoxification and treatment;
(C) community-based rehabilitation;
(D) community education and involvement, including extensive training of health care, educational, and community-based personnel; and
(E) residential treatment programs for pregnant and post partum women and their children.