A 70-year-old with AF and prior stroke on apixaban presents with GI illness causing dehydration. Creatinine rises from 1.0 to 2.1 mg/dL (eGFR now 28). What is the most appropriate action?AContinue full dose without reassessmentBHold apixaban and switch to warfarin immediatelyCAssess renal function and consider temporary dose adjustment or hold if acute kidney injury is severe, then resume per labelingDStop anticoagulation permanentlyEAdd aspirinCheck my answer