Please choose the correct ending to complete the given sentence: Home and Garden: [header] How to survive without air conditioning [title] Drink lots of water. [step] When you sweat because of the heat, you lose water to cool you off. Unless you replace this water, you may become dehydrated.

Ending1: [substeps] To help eliminate that problem, get a water bottle. Pour a tablespoon of plain water into it, and add several drops of lemon or lime essential oil if you desire. Ending2: Drinking lots of water can help to purify your body in ways that are unrelated to air pollution. [substeps] The typical american beverage average average is 1 us filter per 5 us-gallon. Ending3: When it is full, the water gets your body going and blends well with the heat to help you stay hydrated. It also helps your body regulate heating more effectively. Ending4: It is a good idea to put ice in your water to cool you down more. [title] Put tomorrow's clothes in the refrigerator.

Answer format: ending1/ending2/ending3/ending4