A young person presents with a history of severe menorrhagia. She has palpable spleen. Her bleeding time is prolonged with a normal clotting time. Platelet count is normal .The most likely diagnosis is -: (A) Haemophilia, (B) Henoch-Scholeim purpura, (C) Thrombosthenic purpura, (D) Allergic purpura
Answer is C. None