Trihybrid cross

You are a tomato Gardener! Characters that you are interested in influencing include fruit colour (Red is dominant to Yellow), Viney (lots of vines are dominant to not a lot of vines) Ripening (ripe before picked is recessive to ripe after picked). Of course, all characters are controlled by a single gene and have only two possible traits.a. Devise a lettering system for each character based on the information given. b. You cross a dominant true breed to a recessive true breed for all characters.i. List the genotypes and phenotypes of each parent and all possible combinations of gametes. ii. List the genotype and phenotype of the F1 generation.C. Cross the F1 generation with itself and answer the following questions i. What is the probability of the Heterozygous for red?