<prompt> A 23 year old male patient complains that his face appears too long. Extra-oral examination reveals a retrognathic mandible, steep mandibular plane angle and a prominent antegonial notch. Which of the following statements regarding this patients condition is false?Growth of mandible is more posteriorlyGrowth of mandible is more anteriorlyRotation is backwardRotation can be given a positive sign  <response>: By convention, the rotation of either jaw is considered forward and given a negative sign if there is more growth posteriorly than anteriorly. The rotation is backward and given a positive direction if it lengthens, anterior dimensions more than posterior ones, bringing the chin downward and backward.Contemporary orthodontics, William Proffit, 4th edition page 116 