<prompt> The objectives of tooth preparation are all except:To conserve as much healthy tooth structure as possibleTo remove all defects while providing protection of the pulpdentin complexTo retain the defective, injured, or diseased tooth formTo allow for the esthetic placement of a restorative material where indicated  <response>: Tooth preparation is the mechanical alteration of a defective, injured, or diseased tooth such that placement of restorative material reestablishes normal form and therefore function including esthetic corrections, where indicated.Generally, the objectives of tooth preparation are toConserve as much healthy tooth structure as possible.Remove all defects while simultaneously providing protection of the pulpdentin complex.Form the tooth preparation so that, under the forces of mastication, the tooth or the restoration or both will not fracture and the restoration will not be displaced, andAllow for the esthetic placement of a restorative material where indicated.Reference: Sturdevant operative dentistry. 7th EDITION, Page No:120 