In Genetics, the Dash Symbol (-) Is a "Wild Card

Multiple Choice

In genetics, the dash symbol (-) is a "wild card" that stands for either the dominant allele or the recessive allele; for example, W- means the individual has either the genotype WW or Ww. In summer squash, genotypes W- G- and W- gg are white, ww G- are yellow, and ww gg are green. W and G show independent assortment. What is the ratio of white : yellow : green among progeny of the cross Ww Gg × Ww Gg?

A) 12:3:1
B) 9:3:1
C) 10:3:3
D) 9:6:1
E) None of the answer options is correct.