:3,4,6,12,36,()。
A.8 B.72 C.108 D.216
3,4,6,12,36,() A.8;B.72;C.108;D.216
3 4 6 12 36 () A.36 B.72 C.108 D.216
3,4,6,12,36,() A.8 B.72 C.108 D.216
3,4,6,12,36,() A.36 B.72 C.108 D.216
3,4,6,12,36,()A.36 B.72 C.108 D.216
3,4,6,12,36,()。A.8 B.72 C.108 D.216