The following are multiple choice questions (with answers) about medical knowledge.   **Question:** A 28 years old female presented with the history of recurrent aboions, pain in calves for 4 years. Patient is suffering from congenital deficiency of:   (A) Protein C   (B) Thrombin   (C) Plasmin   (D) Factor XIII
['(A) Protein C <> answer', 'The following are multiple choice questions (with answers) about medical knowledge. <> instruction', '(A) Protein C \n (B) Thrombin \n (C) Plasmin \n (D) Factor XIII <> possible answers', '  A 28 years old female presented with the history of recurrent aboions, pain in calves for 4 years. Patient is suffering from congenital deficiency of: <> context@']