input: The following are multiple choice questions (with answers) about medical knowledge.   **Question:** A drug X was given continuous intravenous infusion at 1.6 mg/min. The clearance of the drug is 640 mL/min. With a half-life of 1.8 hours, what would be the steady state plasma concentration of drug?   (A) 0.002 mg/mL   (B) 0.004 trig/mL   (C) 2.88 mg/mL   (D) 3.55 mg/mL
output: ['(A) 0.002 mg/mL <> answer', 'The following are multiple choice questions (with answers) about medical knowledge. <> instruction', '(A) 0.002 mg/mL  (B) 0.004 trig/mL  (C) 2.88 mg/mL  (D) 3.55 mg/mL <> possible answers', '  A drug X was given continuous intravenous infusion at 1.6 mg/min. The clearance of the drug is 640 mL/min. With a half-life of 1.8 hours, what would be the steady state plasma concentration of drug? <> context']