princelemy princelemy 17-04-2020 Biology contestada A child has type O blood. Which of the following couples could be the child's parents? Couple Mother's Type Father's Type 1 A - B 2 O - A 3 AB - O 4 B - AB A. couple 1 or 2 only B. couple 3 or 4 only C. couple 2, 3, or 4 only D. couple 1, 2, 3, or 4