in pea plants, the allele for tallness is T is dominant over the allele for shortness t. If 2 pea plants are crossed, can you predict the height of the offspring? Use logical reasoning to support you answer

What is the purpose of a punett square? a: finding the number of offspring people can haveb: predicting the outcome of genetic crosses c: finding how many genes a person has d: predicting the outcome of a coin toss (i think it's b or c but i'm not sure)