A.4 B.8 C.16 D.64
A.1/16 B.3/16 C.2/16 D.9/16
A.無芒×無芒→F1無芒 B.有芒×有芒→F1有芒 C.無芒×無芒→F1無芒、有芒 D.無芒×有芒→F1無芒、有芒