Write the next sentence in the following story.

How to run a 5 minute mile 
Develop a training schedule. 
You'll never beat a five minute mile without a plan and proper schedule. For the best results, you should be training almost every day, incorporating different exercises.

OPT:
1). The first three days of training should be moderately challenging, while the break time should be between 1 am and 1 pm in between. There are no set goals for this run.;
2). This will look great on your record as a coach by letting your kids experience some variety of exercise. There are a lot of forms to choose from when it comes to running long distances.;
3). Start your week with a distance run, running for at least 40 minutes or about 3 miles, and gradually increasing that as you train. Take the next day to rest or do some other training like yoga or weight lifting.;
4). Your training schedule should be based on your routine. If you're responsible enough to plan your training, then you'll have ample time to adequately exercise and meditate.;. The answer should be
3).