Asimplified model of the human blood-type system has four blood types: a, b, ab and o. thereare two antigens, anti-a and anti-b. anti-a reacts with blood type a and ab, anti-breactswith b and ab. for a given person, the probability of type a blood is 0.34, type b is 0.12 and type o is 0.5.find theprobability that anti-b will react to this person's blood