input: The following are multiple choice questions (with answers) about medical knowledge.   **Question:** Enzymes help by:   (A) Lowering the activation energy   (B) Increasing the substrate concentration   (C) Decreasing the surface tension   (D) Increasing the activation energy
output: ['(A) Lowering the activation energy <> answer', 'The following are multiple choice questions (with answers) about medical knowledge. <> instruction', '(A) Lowering the activation energy  (B) Increasing the substrate concentration  (C) Decreasing the surface tension  (D) Increasing the activation energy <> possible answers', '  Enzymes help by: <> context']