Context: In a group of cats, some individuals have a hairy body and others have a hairless body. In this group, the gene for the body hair trait has two alleles. The allele B is for a hairy body, and the allele b is for a hairless body.
Kitty, a cat from this group, has a hairless body. Kitty has two alleles for a hairless body.
Based on this information, what is Kitty's genotype for the body hair gene?
A. bb
B. a hairless body
Identify the correct option from the choices provided and respond with the letter of the correct option.

A