<prompt> A babys blood group was determined as O negative. Which of the following blood group the babys mother or father will not have?A PositiveB PositiveAB NegativeO positive  <response>: Babys mother or father will not have AB blood gp. Because if either of them will have AB then progeny can not have O blood group. AB AO - AA, AO,AB,BO no O gp possible AB AA -AA,AA,AB,AB no O gp possible 