Please choose the correct ending to complete the given sentence: Pets and Animals: [header] How to care for fire belly newts [title] Purchase an aquarium. [step] Your aquarium will house the environment that your newt will live in. There are several things you should consider when getting an aquarium, including the size and the number of newts you will house.

Ending1: If the newt is a newborn, you will need a tank large enough to accommodate the newt, but not so large that it will sit and die. If the newt is a male, it might need a larger tank than this if you need to get it used to its new home. Ending2: Decide what is a proper size, and think about using larger tanks for higher populations. [substeps] Choose aquariums that are able to withstand the extreme temperatures found in aquatic environments. Ending3: Select an aquarium that is large enough that your newt will be able to reach and bathe himself. Purchase aquariums that are at least seven feet in length with enough space for 12 newts to bathe themselves. Ending4: [substeps] Don't use anything smaller than a 10-gallon aquarium. It is highly recommended that you house 2 newts together.

Answer format: ending1/ending2/ending3/ending4