In a fully redundant dual fabric environment, the core switch in one of the fabrics fails. None of the
servers can access their LUNs. Which of the following is a possible cause of this issue?

A.
Storage controllers were only connected to a single fabric.

B.
The fabric is using port zoning.

C.
There are not enough buffer-to-buffer credits.

D.
All of the LUNs were only zoned to a single fabric.