Please choose the correct ending to complete the given sentence: Education and Communications: [header] How to go green in your bathroom [title] Use less running water in your bathroom. [step] You can save multiple gallons of water daily by shutting off running water when performing certain daily tasks. Examples of ways you can use less water is to take quicker showers, and turn off the faucet while shaving or brushing your teeth.

Ending1: [title] Drink water before you go to bed. [step] Set a timer for half an hour between your shower and bedtime if you like. Ending2: [substeps] If you can't take quick showers, use a disposable bathroom mat instead to rinse your face afterward. [title] Use a wide sink to wash your face. Ending3: [title] Install low-flow shower-heads and faucet aerators. [step] These types of shower and faucet accessories will allow you to save thousands of gallons of water per year because they restrict heavy water-flow. Ending4: All of these are not as effective as running water in your bathroom, but they are definitely more effective in helping your body stay hydrated and refreshed. [title] Keep your toilet lid closed during bathroom lavitation.

Answer format: ending1/ending2/ending3/ending4