Please choose the correct ending to complete the given sentence: Food and Entertaining: [header] How to avoid drinking and driving [title] Plan in advance. [step] Designating a driver is a very popular tactic to avoid drinking and driving. It is important to plan in advance, because your brain function will slow down and your decision making skills will be impaired once you start drinking.

Ending1: In addition, you will probably drink all day, so you will probably be in a rush to get home from work or school. Additionally, many driver's have suicidal thoughts. Ending2: [substeps] The best way to plan when you will be drinking is to set a direct date. Get a specific time by which you will drink. Ending3: Decide before you begin drinking that you will not drive. Figure out who will be getting you home before you leave. Ending4: As a result, plan to drink only when you are done driving. [substeps] Planning ahead of time will pay off in the long run, even if you don't plan on driving for another week or two.

Answer format: ending1/ending2/ending3/ending4