Please choose the correct ending to complete the given sentence: Sports and Fitness: [header] How to achieve proper running form [title] Keep your eyes looking forward. [step] Always have your eyes focus on what is in front of you. Looking 10-15 meters ahead of you is a good distance for you to identify any obstacles or hazards.

Ending1: Without keeping your eyes on the route ahead of you, you will not only learn to interact with the terrain, but also with the way it changes while you run. [substeps] When you are walking or biking, keep your eyes forward until you sight a nearby corner or a. Ending2: [substeps] If you hold your gaze at that point for more than 10 seconds, you are just testing the balance of your body and mind. Focus as much on an obstacle as you can. Ending3: [substeps] Looking down may distract you and negatively affect your form. While maintaining a forward focus, also take time to make glances at your other surroundings, especially when on a road or sidewalk. Ending4: [substeps] Avoid blinking, changing shifts, or jerking your eyes to the side of you. This is a habit that others often forget.

Answer format: ending1/ending2/ending3/ending4