<prompt> The most commonly practiced operative procedure for a perforated duodenal ulcer isVagotomy and pyloroplastyvagotomy and antrectomyVagotomy and perforation closureGrahams omentum patch repair  <response>: Here perforation is identified and an omental patch is placed closed with interrupted, horizontal sutures. Because of its adhesion propey, it seals perforation, maintain good vascularity, and promote lymphatic drainage Reference: SRB 5th edition, page no: 832 