Explanation: As your customer base grows and becomes more geographically distributed, using a highperformanceedge cache like Amazon CloudFront can provide substantial improvements in latency,fault tolerance, and cost. By using Amazon S3 as the origin server for the Amazon CloudFront distribution, you gain theadvantages of fast in-network data transfer rates, simple publishing/caching workflow, and a unifiedsecurity framework. Amazon S3 and Amazon CloudFront can be configured by a web service, the AWS ManagementConsole, or a host of third-party management tools. Reference: http://media.amazonwebservices.com/architecturecenter/AWS_ac_ra_media_02.pdf