ZRS currently supports standard general-purpose v2, FileStorage and BlockBlobStorage storage account types.
Incorrect Answers:
A, not C: Live migration is supported only for storage accounts that use LRS replication. If your account uses GRS or RA-GRS, then you need to first change your account's replication type to LRS before proceeding. This intermediary step removes the secondary endpoint provided by GRS/RA-GRS.
Also, only standard storage account types support live migration. Premium storage accounts must be migrated manually.
D: ZRS currently supports standard general-purpose v2, FileStorage and BlockBlobStorage storage account types.
Reference:
https://docs.microsoft.com/en-us/azure/storage/common/storage-redundancy-zrs
