For This Question, If Answer Choices (A) Through (C) Are

For this question, if answer choices (A) through (C) are all correct, select answer choice (D) .Otherwise, select the one correct answer choice.The QAPI (Quality Assessment Performance Improvement Program) is a Centers for Medicaid andMedicare Services (CMS) initiative designed to strengthen health plans' efforts to protect andimprove the health and satisfaction of Medicare beneficiaries. QAPI quality assessment standardsapply to

A) standard medical-surgical services
B) mental health and substance abuse services
C) services offered to Medicare enrollees as optional supplementary benefits
D) all of the above