A customer recently implemented an EMC Data Domain system as the backup target for
NetWorker using DD Boost. When reviewing the Data Domain Storage Unit Details report,
you notice that the data drive for a particular client was not deduplicating well but the OS
drive was. What is the most likely cause of the deduplication issue?

A.
Low Bandwidth Optimization was not enabled.

B.
There was a great deal of scientific data.

C.
There were many small files in the dataset.

D.
Compression was not enabled on the client.