Question

A media company hosts a popular photo-sharing website. Static images are stored in an Amazon S3 bucket and served directly to millions of users worldwide. The finance team reports that S3 data transfer out to the internet has become the single largest line item on the monthly bill, because the same popular images are downloaded repeatedly by users across many Regions. Which change will MOST effectively reduce the data transfer costs?

Accepted Answer

Put an Amazon CloudFront distribution in front of the S3 bucket so cached content is served from edge locations.

Answer

Enable S3 Transfer Acceleration on the bucket to speed up global downloads.

Answer

Move the images to S3 Standard-Infrequent Access to lower the per-request retrieval cost.

Answer

Enable S3 Cross-Region Replication to copy the images to buckets in every Region users access from.