Context: In a group of fruit flies, some individuals have red eyes and others have brown eyes. In this group, the gene for the eye color trait has two alleles. The allele for red eyes (E) is dominant over the allele for brown eyes (e).
A certain fruit fly from this group has the homozygous genotype ee for the eye color gene.
Based on this information, what is this fly's phenotype for the eye color trait?
A. brown eyes
B. red eyes
Answer with the option's letter from the given choices directly.

A