A 66-year-old with long-standing hypertension presents with dizziness. ECG shows sinus bradycardia 52 bpm with 2:1 AV block. No ischemia. Unstable vitals are absent. Which imaging is most appropriate to evaluate syncope per guideline?ANo ischemia. Unstable vitals are absent. Which imaging is most appropriate to evaluate syncope per guideline?BTransthoracic echocardiography if structural disease suspected; avoid routine head CTCHead CT for all syncopeDCarotid Dopplers routinelyECoronary CTA for all syncopeCheck my answer