Please choose the correct ending to complete the given sentence: Computers and Electronics: [header] How to have a simple workout plan and stick to it [title] Write out your goal. [step] If you want to start a simple workout plan and stick to it, it'll be helpful to have a set of clearly written out and specific goals. This may help you tailor your workouts to meet your needs.

Ending1: [substeps] To create a more time-intensive workout plan, identify your behavior patterns that have a direct impact on your exercise and work out. This can help you include goals that will increase your difficulty, which will help you stay motivated to complete the exercise plan. Ending2: [substeps] Think about why you want to workout. Is it to lose weight? Is it to tone up your muscles? Or do you just want to feel more active? Make your goals clear, timely and specific. Ending3: [substeps] For example, don't stick to your goal of walking in a day, or working at a local gym. Simply practice walking every day for weeks at a time and seeing how well you do. Ending4: If you need to start a workout plan and stick to that, writing these down before you begin your exercise may help. [title] Devise a short set of cardio exercises.

Answer format: ending1/ending2/ending3/ending4