Using the letter B = black hair and b = brown hair. What is the genotypes of the following dogs?

(a) Homozygous dominant

(b) Heterozygous (c) Homozygous recessive

The correct answer is A)., since both of the traits are dominant, because the colors are darker than Blonde, for example. Something like Blue eyes, Green eyes, Light hair color, would be recessive, meanwhile darker hues are more dominant.