Which of the following correctly describes the trait Ll, if "L" represents tallness and "l" represents shortness?

A Heterozygous genotype and tall phenotype.

explanation

The trait Ll describes the genotype of the person or the traits for the genes they carry. It is heterozygous because it contains a dominant gene and a recessive gene. Tallness is the phenotype of the person or the physical expression of the genes they carry, because L for tallness is the dominant gene.