<prompt> The wax working bite prior to functional appliance construction is made primary with the intention ofProviding a record of occlusionRegistering desired mandible positionTo relax the jaw musclesAll of the above  <response>: Mechanism of action of working bite:Displaces mandible from its rest position causing stretching of the muscles attached to mandible.The reflex activity tends to restore mandible to a postural position that was determined by the unstretched muscles.Most construction or working bites are taken at a vertical dimension beyond freeway space. This increases vertical dimension and also displace the mandible in the sagittal and transverse planes. 