黄粒(A)高秆(B)玉米与某表现型玉米杂交，后代中黄粒高秆占3/8，黄粒矮秆占3/8,白粒高秆占1/8 白粒矮秆1/8则双亲基因型是
A．AaBb X AABb     B．AaBb X Aabb 
C.AaBb X AaBb      D．AaBb X aaBB