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AWS Certified Cloud Practitioner · AWS
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D. S3 One Zone-Infrequent Access (S3 One Zone-IA) - most cost effective solution that is ideal for data that can be easily recreated and not critical if lost.
It simply reads what cost-effective storage class you should choose for rarely accessed data that can be regenerated. That would be D). S3 One Zone-Infrequent Access (S3 One Zone-IA) Why not S3 Standard-IA? S3 Standard-IA is durable, immediately available, and infrequently accessed, while S3 One Zone-IA has a lower cost, is infrequently accessed, and is less resilient.
Since the company rarely accesses the data and can regenerate it if needed, S3 One Zone-IA offers a balance of cost savings and availability for their use case.