A 68-year-old presents 2 hours after last-known-well with right hemiparesis (NIHSS 8). BP is 198/112 mm Hg; noncontrast head CT shows no hemorrhage. What is the best immediate management?AGive aspirin 325 mg now and observeBWithhold thrombolysis and start nicardipine infusion onlyCLower BP below 185/110 mm Hg with IV antihypertensive and administer IV alteplaseDProceed directly to mechanical thrombectomy without thrombolysisEAwait spontaneous BP improvement before considering therapyCheck my answer