For optimum esthetics when setting maxillary denture teeth, the incisal edges of the maxillary incisors should follow the _____.
Maxillary teeth should contact the wet dry lip line when fricative sounds f, v, and ph are made. These sounds help to determine the position of the incisal edges of the maxillary anterior teeth.
Lower lips during smiling
Upper lips during smiling
Lower lips when relaxed
Upper lips when relaxed