Context: In a group of cats, some individuals have short fur and others have long fur. In this group, the gene for the fur length trait has two alleles. The allele for short fur (F) is dominant over the allele for long fur (f).
Frankie is a cat from this group. Frankie has the homozygous genotype ff for the fur length gene.
Based on this information, what is Frankie's phenotype for the fur length trait?
A. long fur
B. short fur
From the given choices, pick the correct answer and respond by indicating the letter of the correct option.

A