<prompt> A 45yr old man presented to the OPD dysphagia to both solid and liquids Esophageal manometry was performed it revieled premature contraction with 20 wet swallows and abnormally increased Lower esophageal pressure of 450mm hgType 1 achalasiaType 2 achalasiaType 3 achalasiaJackhammer esophagus  <response>: ref : bailey and love 27th ed. 