Which two reasons would prevent Storage Distributed Resource Scheduler (SDRS) from operating on a datastore?

Which two reasons would prevent Storage Distributed Resource Scheduler (SDRS) from operating on a datastore? (Choose two.)

A.
The datastore has Storage I/O Control disabled.

B.
The datastore is connected to an unsupported host.

C.
The datastore is hosted on an NFS server.

D.
The datastore is hosted on an iSCSI server.

Explanation:
Explanation/Reference: