What does a Type-Length Value (TLV) for iSCSI provide in a QFabric system?

What does a Type-Length Value (TLV) for iSCSI provide in a QFabric system? (Choose two.)

A.
the ability to classify iSCSI flows on PFC channels

B.
the ability to create lossless iSCSI flows

C.
the ability to pause iSCSI flows

D.
the ability to create lossy iSCSI flows