How many ports are supported on a 8&20q Fibre Channel in the Simple SAN Connection Kit

A.
8 ports to 20 ports, in 4-port increments
B.
12 ports to 20 ports, in 4-port increments
C.
16 ports to 20 ports, in 2-port increments
D.
16 ports to 20 ports, in 4-port increments