The following are multiple choice questions (with answers) about medical knowledge.   **Question:** The usefulness of a screening test depends upon it   (A) Sensitivity   (B) Specificity   (C) Reliability   (D) Predictive value
['(A) Sensitivity <> answer', 'The following are multiple choice questions (with answers) about medical knowledge. <> instruction', '(A) Sensitivity \n (B) Specificity \n (C) Reliability \n (D) Predictive value <> possible answers', '  The usefulness of a screening test depends upon it <> context@']