Which of the following is a valid reason to use dual single-port HBAs instead of a single dual-port HBA?

Which of the following is a valid reason to use dual single-port HBAs instead of a single dual-port
HBA?

A.
To survive a cable fault with multipathing drivers installed

B.
To survive a storage array failure

C.
To run different versions of drivers on each HBA

D.
To survive a complete HBA failure