Please choose the correct ending to complete the given sentence: Pets and Animals: [header] How to groom your dog at home between professional groomings [title] Get advice from the groomer. [step] Talk to your groomer about which grooming tools are best suited for your pet's coat and skin. The long, thick coat of a collie demands a totally different brush from that of the labrador.

Ending1: If your dog is soft and susceptible to serious scratches, get a bristle brush for correcting the treatment. [title] Get a flea comb from a professional groomer. Ending2: Opting for a wide-toothed comb will look more professional on a shorter, ugg-ready dog. [title] Buy another brush to get started with your collie. Ending3: [substeps] Dogs cannot tolerate a facial brush or a wide-tooth comb. On top of caring for their fur, the long, dense coat also needs to be trimmed twice per month. Ending4: Many breeds require more than one style of brush to do the complete job. Different dogs may require different types of shampoo or conditioner, as well.

Answer format: ending1/ending2/ending3/ending4