<prompt> Which of the following restoration is best for a tooth which is planned to be an abutment for RPD?Amalgam restorationCast metal restorationGlass ionomer cementComposite restoration  <response>: Removable Prosthodontic Abutment:Teeth that are to serve as abutments for a removable partial denture can be restored with cast-metal restorations. The advantages of cast restorations are as follows: The superior physical properties of cast-metal alloys allow restorations to better withstand forces imparted by a partial denture.Rest seats, guiding planes and other aspects of contour relating to partial dentures are better controlled when the indirect technique is used.Sturdevant operative dentistry 7th Edition, Page No:e122 