Context: In a group of cows, some individuals have a black coat and others have a red coat. In this group, the gene for the coat color trait has two alleles. The allele L is for a black coat, and the allele l is for a red coat.
Bambi, a cow from this group, has a black coat. Bambi has two alleles for a black coat.
Based on this information, what is Bambi's genotype for the coat color gene?
A. a black coat
B. LL
Determine the correct option from the provided choices and reply with its corresponding letter.

B