In Preparing a Host to Access Its Storage from VPLEX

In preparing a host to access its storage from VPLEX, what is considered a best practice when zoning?

A) Ports on host HBA should be zoned to either an A director or a B director.
B) Each host should have at least one path to an A director and at least one path to a B director on each fabric, for a total of four logical paths.
C) Dual fabrics should be merged into a single fabric to ensure all zones are in a single zoneset.
D) Each host should have either one path to an A director or one path to a B director on each fabric, for a minimum of two logical paths.