Please choose the correct ending to complete the given sentence: Home and Garden: [header] How to control wild violets [title] Use a selective broadleaf killer. [step] For best results, select an herbicide containing either 2 , 4-d or dicamba. One containing quinclorac may also work well against wild violets.

Ending1: [substeps] These herbicides are formulated to kill broadleaf plants, like wild violets, while leaving most grasses unharmed. As such, they can be applied to the wild violets in your lawn without damaging the lawn itself. Ending2: [substeps] Proof this drug against humans, not the wild violets. [title] Choose a garden that receives less sunlight. Ending3: [substeps] Try taking plants that are native to your area and send them off to be pushed away from the wild. Determining the spacing of the species in your garden will also help you to reduce their number. Ending4: These will keep wild violets in good condition. [substeps] Broadleaf killers are inexpensive and effective, but they often contain chemicals that can slow the process down.

Answer format: ending1/ending2/ending3/ending4