A cross between two parents produced four offspring’s with blood groups AB, BB, BO and AO. what is the blood group of their parents? By: Sunday|Published on: Nov 18|Categories: Biology WAEC| 0 comments A. AA and BO B. BB and AO C. AB and BO D. AB and AO Correct Answer: Option C C. AB and BO Users Also Read These:An individual with blood group AB can receive blood…A man's blood group is AB. What is the probability…A person with blood group B can only donate blood to…What proportion of the offspring of a cross between…A woman with blood group A gives birth to a child…SEE ALSO All animals are dependent on green plants because plants?