The following are multiple choice questions (with answers) about medical knowledge.   **Question:** Patient's lab value of Na+ 137, K+4, Urea 54, Bicarbonate 15, Phosphate 3, Chloride 110, Calcium 10. Calculate the Anion gap?   (A) 12   (B) 16   (C) 10   (D) 8
['(A) 12 <> answer', 'The following are multiple choice questions (with answers) about medical knowledge. <> instruction', '(A) 12 \n (B) 16 \n (C) 10 \n (D) 8 <> possible answers', "  Patient's lab value of Na+ 137, K+4, Urea 54, Bicarbonate 15, Phosphate 3, Chloride 110, Calcium 10. Calculate the Anion gap? <> context@"]