Atestcross between f1 dihybrid flies produces more offspring with both traits like those of one parent or the other than offspring with recombinant-type traits. what best explains these results?

In pea plants, yellow seed color (y) is dominant and green seed color (y) is recessive. based on the punnett squares, what are the chances that the offspring in the second generation will have green seeds? first generation y y y yy yy y yy yy second generation y y y yy yy y yy yy there is a % chance that the offspring will have green seeds.