Which of the following statements about Huawei OceanStor Backup Solution is false?

Which of the following statements about Huawei OceanStor Backup Solution is false?
A . Compared with disaster recovery, backup provides a finer restoration granularity, such as taking files as the restoration level and offering multiple backup points in time.
B . If source data and backup data have the same format, a host can directly read and write the backup data.
C . Backup software can back up data to tapes for offline archiving.

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Answer: B