The following are multiple choice questions (with answers) about medical knowledge.   **Question:** A healthy volunteer was taken for a blood experiment. A history was taken from the volunteer before the experiment regarding exposure of NSAlDs, which he specifically denied. But on testing, the BT was found to be increased All of the following can be causative agent except:   (A) Theophylline   (B) Cephalosporin   (C) Anti-depressants   (D) Multivitamins containing Vitamin K
['(D) Multivitamins containing Vitamin K <> answer', 'The following are multiple choice questions (with answers) about medical knowledge. <> instruction', '(A) Theophylline \n (B) Cephalosporin \n (C) Anti-depressants \n (D) Multivitamins containing Vitamin K <> possible answers', '  A healthy volunteer was taken for a blood experiment. A history was taken from the volunteer before the experiment regarding exposure of NSAlDs, which he specifically denied. But on testing, the BT was found to be increased All of the following can be causative agent except: <> context@']