As the New Technician in a Lab That Studies Coat

As the new technician in a lab that studies coat color in rodents,you are assigned the task of counting and recording the coat color of the F₂ progeny of a dihybrid cross.Your results are: 18 agouti mice,6 black mice,8 albino mice.Based on this data,you conclude that coat color in rodents

A) involves an epistatic interaction.
B) is determined by three different genes.
C) depends on prenatal nutrition.
D) involves incomplete dominance.