You are responsible for managing Cloud Storage buckets for a research company. Your company has well-defined data tiering and retention rules. You need to optim...

You are responsible for managing Cloud Storage buckets for a research company. Your company has well-defined data tiering and retention rules. You need to optimize storage costs while achieving your data retention needs. What should you do?

A. Configure the buckets to use the Archive storage class. B. Configure a lifecycle management policy on each bucket to downgrade the storage class and remove objects based on age. C. Configure the buckets to use the Standard storage class and enable Object Versioning. D. Configure the buckets to use the Autoclass feature.