Please choose the correct ending to complete the given sentence: Home and Garden: [header] How to kill ants [title] Sprinkle diatomaceous earth around problem areas. [step] Apply a fine layer of de anywhere you notice ants gathering in, focusing on points of entry, major food sources, and nests. [substeps] Only use food-grade de.

Ending1: Some de is used for cleaning swimming pools, but this variety usually contains pesticides and other chemicals that can be toxic to pets and small children if ingested. On the other hand, food-grade de is non-toxic. Ending2: You do not want to develop traps for ants to jump out of. If this encourages an ant colony to retreat, you can also apply a mix of de, feces, and mud, or switch to using anthills, or barriers to ants. Ending3: To prevent ants from picking up diatomaceous earth, use a paste of rock mix and shredded wood. [title] Fill holes or holes in areas with water and an ant trap. Ending4: It's possible the ants will defend themselves if they find the natural enemies first. Cone posts and other structures that are fairly insect-proof are available through your local animal control center.

Answer format: ending1/ending2/ending3/ending4