Please choose the correct ending to complete the given sentence: Sports and Fitness: [header] How to get used to cold temperatures [title] Get out in the cold. [step] If you want to be able to get used to the cold, you'll have to actually get out in it. If it's late fall or winter, or if you live in an area with a year-round cold climate, spend a couple hours outside every day.

Ending1: Even if you're within walking distance, place your laptop in a patch of snow next to you or put it in front of you. [substeps] Summer and winter are both great months to get outside. Ending2: This will help you adapt to your " cold-weather " environment. [substeps] Call a friend or family member to chill on your porch if you want. Ending3: Only wear as much warm clothing as necessary, and shed layers once you get more comfortable. With time, you'll be be able to spend longer and longer outside and be affected less by the temperature. Ending4: You don't want to risk getting frostbite or skin damage from the cold. [substeps] Find somewhere shaded to do this, like a park bench or a porch, etc.

Answer format: ending1/ending2/ending3/ending4