I need help with this question for my biology homework.

Answer:
father: heterozygous
mother:homozygous
child: heterozygous
Explanation:
the child carries both
phenotypes: (A is type-a. a is type B
father:Aa
mother:AA
child: Aa
i agree with the decision because the tests show the possibilities for the childs phenotype, which is Aa heterozygous