question_answer

If a child is of O blood group and his father is of B blood group, the genotype of father is

A)  \[{{\text{I}}^{\text{O}}}\,{{\text{I}}^{\text{O}}}\]          

B)         \[{{\text{I}}^{\text{A}}}\,{{\text{I}}^{\text{B}}}\]

C)  \[{{\text{I}}^{\text{O}}}\,{{\text{I}}^{\text{B}}}\]           

D)         \[{{\text{I}}^{\text{O}}}\,{{\text{I}}^{\text{A}}}\]