A Company Wants to Reduce Its Amazon S3 Storage Costs

A company wants to reduce its Amazon S3 storage costs in its production environment without impacting durability or performance of the stored objects. What is the FIRST step the company should take to meet these objectives?

A) Enable Amazon Macie on the business-critical S3 buckets to classify the sensitivity of the objects.
B) Enable S3 analytics to identify S3 buckets that are candidates for transitioning to S3 Standard-Infrequent Access (S3 Standard-IA) .
C) Enable versioning on all business-critical S3 buckets.
D) Migrate the objects in all S3 buckets to S3 Intelligent-Tiering.