At which level of granularity would you back up data to tape using the SMTape command?

A.
directory

B.
qtree

C.
volume

D.
aggregate

Explanation:
You can use SMTape to perform volume backups to tapes.
https://library.netapp.com/ecmdocs/ECMP1368865/html/GUID-6C4C53F6-0543-45E1-B03A-
891E60F6A109.html