You are evaluating whether to add an iSCSI target in the main office to add storage to the file servers. Which technical requirement cannot be met when using an iSCSI target？（）

A. Ensure that the data on the file servers is protected by using BitLocker.
B. Ensure that the file servers can access additional storage as a local drive.
C. Ensure that new storage solutions are supported by Windows Failover Clustering.
D. Ensure that storage can be provisioned without causing any downtime of the file servers.