Please choose the correct ending to complete the given sentence: Health: [header] How to apply a nicotine patch [title] Remove the patch from the packaging. [step] Pull open the box. Inside, you will find a bunch of individually-wrapped patches.

Ending1: Each patch should be sticky enough to remove. You should use a small knife to remove the sticky patches. Ending2: Your patch will also have a red/pink border along the top and bottom edges. [title] Roll the patch along your skin, starting from the top of your forehead. Ending3: Tear open 1 of these pouches or snip it open with a pair of scissors. To avoid damaging the patch, open the pouches from the ends. Ending4: Remove them one by one and check the sticky side of each patch for stains. If you don't see these, you may have them at the bottom of your office counter.

Answer format: ending1/ending2/ending3/ending4