Please choose the correct ending to complete the given sentence: Pets and Animals: [header] How to keep cats out of your yard [title] Use a cat repellent to prevent cat litter. [step] These mixes are the best option against cats that use your garden as a litter box, and are available at most pet stores and on the internet. Shake the granules or spray the concentration near garden beds that are used as litter boxes.

Ending1: [title] Place chlorinated water in a 5 gallon (186.4 l) wheelbarrow if you have a litter box. [step] The chlorinated water can get into places cats can see and make them nervous. Ending2: [substeps] The cat repellent usually uses predator scents to scare the cat into finding a new territory. Choose a non-toxic formula to reduce risk of hurting pets, children or plants. Ending3: This can keep the dirt and debris from attracting cats and infecting your yard with dangerous substances. [substeps] Consider using use tinfoil if you do not have cat litter boxes. Ending4: [substeps] It takes several days for a cat to sniff the repellent, and this can take up to 30 days. Be sure to always use repellent with someone in mind before spraying your garden.

Answer format: ending1/ending2/ending3/ending4