Which of the Following Require Proof of Continuing Education for Continued

Which of the following require proof of continuing education for continued certification, licensure, or other formal recognition?

A) National Board for Certification of Occupational Therapy, state regulatory boards
B) American Occupational Therapy Foundation, American Occupational Therapy Association, state regulatory boards
C) National Board for Certification in Occupational Therapy, American Occupational Therapy Association, state regulatory boards
D) State regulatory boards, American Occupational Therapy Foundation