Context: In a group of chickens, some individuals have white legs and others have yellow legs. In this group, the gene for the leg color trait has two alleles. The allele for white legs (L) is dominant over the allele for yellow legs (l).
Mabel is a chicken from this group. Mabel has the homozygous genotype ll for the leg color gene.
Based on this information, what is Mabel's phenotype for the leg color trait?
A. white legs
B. yellow legs
Select the correct answer from the given choices and respond with the letter of the chosen option.

B