Please choose the correct ending to complete the given sentence: Pets and Animals: [header] How to groom a rabbit [title] Brush your rabbit at least once a week. [step] The first function of this is removing loose fur. Long-haired varieties like the angora need to be brushed every day or two.

Ending1: Long-haired breeds like the collarcollariris, which produce dry fur, need to be groomed, at least once a week. [substeps] Keep brush clean, as this will promote little to no hair growth. Ending2: They can also be brushed every other day using a microfiber, nylon/polyester synthetic soft brush. [substeps] Ideally, your rabbit should be soft, or at least up to size, with a bit of room left over to stretch its coat. Ending3: However, when taken early for hair growth, a standard medium length brushing may be enough. However, if your rabbit appears to have thick, curly fur, you might want to run your fingers through his fur and see if he sheds. Ending4: You only need to brush short-haired breeds like the netherland dwarf once a week. Gently and thoroughly brush the rabbit's back with a soft-bristle brush.

Answer format: ending1/ending2/ending3/ending4