How do state practice acts typically define 'supervision'?

How do state practice acts typically define 'supervision'?

• A. The dentist must oversee and be available for consultation; supervision may be direct, general, or indirect depending on the state.
• B. Supervision is optional in Direct Access.
• C. The hygienist can practice independently without supervision.
• D. Supervision is always direct in every state.

Answer: (A)