Which of the following BEST defines the term "qualified healthcare professionals"?

A. Healthcare professionals who have education, experience, and expertise to legally practice medicine; includes a wide range of professionals, such as physicians; nurses; physical, occupational, or speech therapists; nutritionists; and more
B. Services intended to promote change in a behavior that could be considered an illness, such as obesity, use of or addiction to tobacco, alcohol use or abuse
C. The provision of medical, emotional, psychological, and spiritual support by interdisciplinary healthcare and other skilled professionals, specifically for patients who are terminally ill
D. Services between a physician and an established patient that, unlike any other E/M service, may occur over the phone or via the Internet

A