Context: In a group of Syrian hamsters, 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 long fur (f) is recessive to the allele for short fur (F).
Nutmeg is a Syrian hamster from this group. Nutmeg has the homozygous genotype ff for the fur length gene.
Based on this information, what is Nutmeg's phenotype for the fur length trait?
A. long fur
B. short fur
Determine the correct option from the provided choices and reply with its corresponding letter.

A