In Backup Design, the Required Capacity for Backup Data (Without

Multiple Choice

In backup design, the required capacity for backup data (without deduplication) on site A is 3000GB and the required capacity for backup data (without deduplication) on site B is 1500GB. It is required to replicate the backup date from site B to site A, the deduplication ratio for replication is 3. The back-end capacity on site A should be no less than (Ignore redundancy ratio) :

A) 4500GB
B) 3500GB
C) 2500GB
D) 1500GB