What is meant by 'stops' in relation to a rabbit's anatomy?

The term 'stops' in the context of a rabbit's anatomy specifically refers to the white part of the hind foot. This characteristic is important as it can influence the overall appearance and breed standards for certain rabbit breeds. The presence and quality of the stops can signify how well the rabbit conforms to these standards.

Understanding this anatomical feature is crucial for breeding and exhibiting rabbits, as it is often assessed in competitions to determine a rabbit's quality and suitability for certain classes. The other options presented relate to different aspects of rabbit breeding and characteristics, but they do not correctly describe what 'stops' signifies in a rabbit's anatomy.