Please choose the correct ending to complete the given sentence: Home and Garden: [header] How to make roses last longer [title] Start with a clean vase. [step] Before putting your roses on display, run your vase through the dishwasher or wash it thoroughly by hand with warm water and antibacterial soap. Using a clean container is important, as dirty vases often harbor germs and mineral and chemical deposits from tap water.

Ending1: For your roses, a clean dishcloth, paper towels, and a small dish soap will work best. Use an old toothbrush to clean the dirty part. Ending2: [title] Melt gelatin in a shallow dish. [step] Put ten to sixteen gelatin packets into an saucepan. Ending3: [substeps] Fresh roses should only be washed for a few minutes. Dry them before storing or hanging them with the stems out of the way, so that soap doesn't splash down onto the flowers in case water runs over. Ending4: [substeps] If you use the same vase regularly, get in the habit of scrubbing it out between uses. Make sure the inside of the container is spotless.

Answer format: ending1/ending2/ending3/ending4