<prompt> Which one of the following has maximum familial tendency?Protruded maxillary incisorsOpen biteDeep biteUpper and lower cross bite  <response>: Facial forms and malocclusions that have a strong familial tendency are:Severe deep biteClass II division 2 patternSkeletal open biteMandibular prognathismBimaxillary protrusionMandibular retrognathismSevere crowdingspacingMedian diastemaRef:Orthodontics: Diagnosis and Management of Malocclusion and Dentofacial Deformities 3rd ed O P Kharbanda pdf no 751 