Which SCF command adds a ServerNet/FX adapter to the Y ring?

A.
add LBU $ZZFOX.#Y, location (1,1,54), clusternum 5

B.
add LBU $ZZFOX.#Y, location (1,1,53), clusternum 5

C.
add adapter $ZZFOX.#Y, location (1,1,53), clusternum 5

D.
add adapter $ZZFOX.#Y, location (1,1,54), clusternum 5