This is a dedicated watch page for a single video.
The e-commerce application for RetailRocket is experiencing intermittent 502 errors after a recent update, and the DevOps team needs to implement a custom error page for users while they troubleshoot the malformed HTTP headers issue. The application runs on EC2 behind an ALB, with RDS as the database, CloudFront for caching, and Route 53 for DNS. Which combination of steps will meet this requirement with the LEAST amount of operational overhead? (Choose two.)