What does the 'Perform backup files health check' feature do?

• A. It only checks metadata without validating data blocks.
• B. It automatically checks for corrupted data blocks and, if found, transfers affected blocks to the target during the next synchronization and stores them in the new restore point.
• C. It runs a health check only during the initial backup and never again.
• D. It immediately deletes any corrupted restore points.

Answer: (B)