A 67-year-old man presents to his GP 3 hours after transient right arm weakness and slurred speech that resolved completely within 20 minutes. Examination is normal. His blood pressure is 154/92 mmHg. What is the single most appropriate next step?AReassure and review in 1 weekBStart Aspirin and refer for specialist assessment within 24 hoursCArrange a routine outpatient neurology appointment within 6 weeksDStart a direct oral anticoagulant immediatelyEAdmit urgently for elective carotid endarterectomy tomorrowCheck my answer