A healthcare payer's prior-authorization assistant proposes approve or deny recommendations. Clinical reviewers must sign off on every denial. After launch, reviewers accept 99% of denial recommendations with a median review time under 30 seconds, and an audit finds several denials that contradict the patient's records. What is the most effective improvement?

Answer: D — Show cited record excerpts per criterion, flag conflicts, and seed known errors to measure catch rate

The pattern of near-total acceptance and very fast reviews indicates automation bias. Reviewers need evidence and pointed prompts for judgment, and the organization needs a measure of whether review works. (a) doubles cost without restoring scrutiny. (b) relies on uncalibrated self-reported confidence and doesn't fix the review. (c) removes a gate on a consequential, hard-to-reverse decision about a person.