What Is the Appropriate Scope of Practice for Margaret, Who

What is the appropriate scope of practice for Margaret, who has a three-year nutrition science degree, working in the community:

A) providing medical nutrition therapy advice to clinical cases in people's homes
B) delivering a diabetes management clinic as well education in diabetes prevention
C) as a private practitioner seeing individual clients with specific conditions
D) developing programs to build nutrition knowledge for the general population
E) as a phone counsellor for a lifestyle management program providing individualised advice