Suppose That Your Father Has B Blood and Your Mother

Suppose that your father has B blood and your mother has O blood. You learn that your blood is also type O. What does this tell you?

A) You were adopted and your parents did not tell you.
B) You inherited one parent's blood type but not the other parent's blood type.
C) Your father's genotype is I^BI^B and your mother's genotype is ii.
D) Your father's genotype is I^Bi and your mother's genotype is ii.