Answer:
b
Step-by-step explanation:
you can already get rid of d and c because you know that it has something to do with combining the 2 alleles. Incomplete dominance is when the 2 colors blend together to make another color, like a red and white flowers offspring is pink. codominance is when both alleles are shown, just like the black spots on the chicken. your answer is b!!
have a good night!