input: The following are multiple choice questions (with answers) about medical knowledge.   **Question:** While assessing the efficacy of a newly developed drug in comparison to placebo, the 95% confidence interval in clinical trials is used to check for:   (A) Efficacy of the drug   (B) Non-efficacy of the drug   (C) Both efficacy and non-efficacy of the drug   (D) Either efficacy or non-efficacy of the drug
output: ['(A) Efficacy of the drug <> answer', 'The following are multiple choice questions (with answers) about medical knowledge. <> instruction', '(A) Efficacy of the drug  (B) Non-efficacy of the drug  (C) Both efficacy and non-efficacy of the drug  (D) Either efficacy or non-efficacy of the drug <> possible answers', '  While assessing the efficacy of a newly developed drug in comparison to placebo, the 95% confidence interval in clinical trials is used to check for: <> context']