In peas, yellow seed color (Y) is dominant to green seed color (y). A homozygous green pea plant is crossed with a heterozygous yellow pea plant. What is the predicted phenotypic ratio of the offspring?

A0 50 percent yellow, 50 percent green

B0 50 percent Yy, 50 percent yy

C0 100 percent yellow, 0 percent green

D0 100 percent Yy, 0 percent yy