It means that the trait is heterozygous. Also, "T" is common used as the letter to represent the trait "Tall".
I think it’s a, hopefully you get it right!
Answer: The correct answer for the fill in the blank is- Law of independent assortment.
According to the Mendel's law of independent assortment, the allele ( alternative form of a gene that corresponds to a trait) pairs of different genes segregate independent of each other during the process of gamete formation. This means that different traits are transmitted independently from parents to their offspring.
Thus, Law of independent assortment is the right answer.
The answer is why ........