A flat-namespace Blob estate needs pre-overwrite history and undo for eligible block blobs. Which two capabilities support this recovery design? Select 2 answers.

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A.Only TDE-key rotation after a bad overwrite
B.Eligible PITR using versioning, soft delete, and change feed
C.GRS alone as a guaranteed historical restore timeline
D.Blob versioning and soft delete with suitable retention

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Eligible PITR using versioning, soft delete, and change feed
Blob versioning and soft delete with suitable retention

Versions/soft delete and supported PITR preserve usable historical states. Replication can propagate an overwrite; encryption-key rotation does not reconstruct old values. Source guide: PDF page 29.

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