Knowledge of the ABO blood types in humans

Based upon  knowledge of the ABO blood types in humans (A) determine the genotypes of the male parent and female parent from the following information:

Male Parent:      Has blood type B whose mother was type O

Female Parent: Has blood type A whose father was type B

(B) Secondly, predict the blood types of the offspring that this couple may have and (C) the expected proportion (% or fraction) of each offspring.

responses MUST include appropriate Genotype and Phenotype Language (ex. I^A ) for parents and predicted offspring.