Please choose the correct ending to complete the given sentence: Computers and Electronics: [header] How to take care of outdoor exotic animals [title] Make a living space for them. [step] Not only do you need to make a nice living space for your animals before you even get them; but you need to follow and, most often, exceed local or federal laws about minimally required spaces for each species. [substeps] Depending on the type of exotic pet, find an empty pasture or clear a space on your property that's about one acre long.

Ending1: Scrub the pasture with a vegetable brush or hoe while the animals are eating. But even once the animals have finished eating, give the pasture a thorough cleaning. Ending2: Send in bins, trim, and litter at least 2 times per week. Call veterinarians or county animal shelters about requirements to allow animals to be housed. Ending3: Fence the area and remove any hazardous items. Buy or make a gate for the front of the pasture. Ending4: Find or replace any dead trees, bushes, plants, or other structures. You also need to make sure pets keep well away from fires or electric heaters.

Answer format: ending1/ending2/ending3/ending4