A 74-year-old with nonvalvular atrial fibrillation (CHA2DS2-VASc 3) takes warfarin (INR 2.6). He is scheduled for elective colonoscopy with possible polypectomy. What is the best periprocedural anticoagulation plan?AContinue warfarin through the procedure.BHold warfarin pre-procedure without heparin bridging; resume post-procedure once hemostasis is secure.CBridge with full-dose low-molecular-weight heparin when INR falls below 2.0.DSwitch to a DOAC 48 hours before the procedure.EStop warfarin and start IV unfractionated heparin until the procedure.Check my answer