Which of the Following Is an Example of a Person

Which of the following is an example of a person who is following the legal restrictions around the use of a professional title?

A) A nurse registered in another country identifies themselves as a registered nurse.
B) A medical administrative assistant trained to give allergy shots calls themselves a nurse.
C) A person in their second year of a respiratory therapy program calls themselves a respiratory therapist.
D) A person trained in a long-term care centre calls themselves a health care aide.