In the ADA's guidelines, what is the difference between 'allowed procedures' and 'excluded procedures' for Direct Access?

In the ADA's guidelines, what is the difference between 'allowed procedures' and 'excluded procedures' for Direct Access?

• A. Allowed procedures are within the hygienist’s scope under proper supervision; excluded procedures require dentist involvement beyond the hygienist’s scope
• B. All procedures are allowed under Direct Access
• C. Excluded procedures do not require any supervision
• D. Allowed procedures require direct dentist license for each step

Answer: (A)