The following statements are related to occipitoposterior except :: (A) Malrotation of occiput may cause occipitoacral arrest, (B) 10% cases are associated with anthropoid or android pelvis, (C) Incomplete forward rotation of occiput may cause deep transverse arrest, (D) Non rotation of occiput may cause
Answer is B. Occipitoposterior position : In more than 50% of occipitoposterior position is associated with anthropoid or android pelvis Ref: Datta Obs 9e pg 343.