Final answer:
The C guard comb typically leaves a guard coat length of 7/8 inch or about 22 millimeters, with actual results varying by coat texture and density.
Step-by-step explanation:
The length of the guard coat that a C guard comb leaves is generally 7/8 inch or about 22 millimeters. Guard combs are commonly used in the grooming of dogs to ensure that the coat is trimmed to a uniform length, providing a neat and even appearance. Each guard comb has a designated length and is chosen based on the desired length of the coat after trimming. It's important to note that the actual cut length may slightly vary depending on the coat's density and texture.