A 74-year-old with acute ischemic stroke (onset 2 hours ago) has BP 182/104 mmHg, glucose 118 mg/dL, no hemorrhage on CT, and no contraindications. What should be done now?AAdminister IV alteplase 0.9 mg/kg (max 90 mg) after lowering BP to <185/110 mmHgBStart full-dose IV heparin infusion immediatelyCDelay reperfusion because window is 3-4.5 h only for patients <70DGive aspirin now and reassess in 24 hETransfer for thrombectomy only; alteplase is contraindicated within 3 hCheck my answer