What Statement Describes the Legal Limitations, If Any, for a Person

What statement describes the legal limitations, if any, for a person who disseminates dietary advice to the public? ​

A) The title "dietitian" can be used by anyone in all states.
B) The title "nutritionist" can be used by anyone in all states.
C) A license to practice as a nutritionist or dietitian is required by some states.
D) A license to practice as a nutritionist or dietitian is mandatory in all states.