A ten year old boy presents to the pediatric emergency unit with seizures.Blood pressure in the upper extremity measured as 200/140mm Hg.Femoral pulses were not palpable.The most likely diagnosis amongst the following is:

• A. Grandmal seiures
• B. Coarctation of Aorta
• C. Takayasu Aortoarteritis
• D. Renal parenchymal disease