A FAS6280 running ONTAP 8.0.2 HAS A 32-bit root aggregate. After upgrading to Data ONTAP 8.1, what is the status of the root aggregate?

A FAS6280 running ONTAP 8.0.2 HAS A 32-bit root aggregate. After upgrading to Data ONTAP 8.1, what is the status of the root aggregate?
A . The root aggregate converts from 32 to 64-bit in place
B . The root aggregate remains 32-bit
C . The upgrade fails with a message to create a new 64-bit aggregate before upgrade
D . The root aggregate auto-migrates to a new 64-bit aggregate

Answer: B