Please choose the correct ending to complete the given sentence: Pets and Animals: [header] How to grass feed a horse [title] Choose and prepare your pastures. [step] Before getting started on grazing your horses, you need to do a couple things to prepare, like choosing pastures and fencing your pastures. Multiple fenced pastures are often necessary because of the lifecycle of the grasses in your pastures and the demands your horses will put on the pasture ecosystem.

Ending1: [title] Don't try to crop a herd of grazing farms or pastures around them. [step] It's impossible to control the groups of horses in your pasture. Ending2: Consider : [substeps] Having at least two (or many more) pastures, a spring/summer pasture and a fall/winter pasture. Making sure your pastures have proper drainage and don't have large holes or other dangers that could harm your horses. Ending3: [substeps] Examine your pastures for cankers, parasites, and other parasites that may lead to the breeding. You also should schedule regular games and interviews with your horse. Ending4: A well-organized pasture will provide adequate opportunity for these feedings. [substeps] Also consider putting tractor tires on your pastures to give them tires greater traction as they walk throughout the area.

Answer format: ending1/ending2/ending3/ending4