In Swine,when a Pure-Breeding Red Is Crossed to a Pure-Breeding

Multiple Choice

In swine,when a pure-breeding red is crossed to a pure-breeding white,the F₁ are all red.However,the F₂ shows 9/16 red,1/16 white,and 6/16 as a new color-sandy.A particular red individual (Parent 1) is crossed to a particular sandy individual (Parent 2) ,and the progeny is comprised of four sandy,three red,and one white piglets.What are the most likely genotypes of the two parents?

A) A/A;B/B and A/a;B/b
B) A/A;B/b and A/a;B/b
C) A/A;b/b and A/a;B/b
D) A/a;B/b and a/a;B/B
E) A/a;b/b and A/a;B/b