<prompt> Which of the following arent included in the WHO classification of operating dental auxiliaries?Dental hygienistSchool dental nursesTherapistsDenturists  <response>: Non-operating auxiliariesDental surgery assistantDental secretaryreceptionistDental laboratory technicianDental health educatorOperating auxiliariesSchool dental nurseDental therapistDental hygienistExpanded function dental auxiliariesEssentials of preventive and community dentistry Soben Peter 5th edition 