Which Statement Is Accurate in Its Description of Direct Access

Which statement is accurate in its description of direct access?

A) Third-party reimburses will always reimburse in a state that is granted direct access.
B) Professions granted direct access typically do not require a physician's referral.
C) Cold packs,moist heat packs,and whirlpools typically require a prescription in states without direct access.
D) Phonophoresis and iontophoresis do not require a prescription if the profession is granted direct access.