A black guinea pig crossed with an albino guinea pig produced twelve black offspring.When the albino was crossed with a second black animal,six blacks and six albinos were obtained.What is the best explanation for this genetic situation?
A)Albino is recessive; black is dominant. B)Albino is dominant; black is incompletely dominant. C)Albino and black are codominant. D)Albino is recessive; black is codominant. E)Black shows incomplete dominance.