Please choose the correct ending to complete the given sentence: Sports and Fitness: [header] How to work out for snowboarding [title] Start practicing snowboarding exercises 6 to 12 weeks before the snow arrives. [step] This will give your body time to build up muscles so you will be ready when the ski resorts open. [title] Complete 10 to 15 triceps dips daily to improve upper body balance and strength.

Ending1: [step] These dips are especially important for beginners. If you don't do them early enough in the winter, you may end up with a hurt or lame leg. Ending2: [step] Getting in shape to snowboard may take some time, so plan on exercising at least 3 times a week for 30 minutes. [substeps] Triceps are the muscles located between your shoulders and elbows. Ending3: [step] Though these warm ups do not hurt, even five to 15 regular triceps dips daily will increase your strength and endurance as well as help. [substeps] Triple triceps dips are yet another type of exercise that will be gained over a week as your body grows. Ending4: [step] These warm-ups and alfts are a great way to build up good arm strength and balance. [substeps] For recommended preparation of exercises at a local gym, get know the time, money, distance, and schedule for five to 12 triceps dips.

Answer format: ending1/ending2/ending3/ending4