Please choose the correct ending to complete the given sentence: Pets and Animals: [header] How to get rabbits spayed or neutered [title] Contact a vet. [step] If you have a vet already, contact them and let them know you'd like your rabbit spayed or neutered. If you don't have a vet yet, contact local vets in your area.

Ending1: Common rules in terms of spaying and neutering include : [substeps] The rabbit is transitioning and needs to have a properly cared for hutch before adding any rabbits. A rabbit's hutch should also be kept well ventilated and properly cleaned. Ending2: Oftentimes, rabbits will be circumcised in their first season and neutered shortly after they first reach a certain age. [substeps] Even if you've done this yourself, it's still a good idea to ask if a vet can determine any particular gender-related issues. Ending3: Look for one with experience dealing with rabbits. [substeps] If you have a friend with rabbits or other pets, you could ask them for a recommendation. Ending4: They will be able to tell you if they can handle the spay-and-neuter problems. [title] Test your rabbit at least twice each year.

Answer format: ending1/ending2/ending3/ending4