Please choose the correct ending to complete the given sentence: Food and Entertaining: [header] How to estimate distances (by using your thumb and eyes ) [title] Place yourself at a good vantage point. [step] To estimate distance, you need a clear line of sight. Try to stand in a high place, like atop a hill or a few floors up in a building.

Ending1: [substeps] The higher up you are, the less visibility your current location has, with relative ease. The higher up you stand, the more possible it would be for you to see. Ending2: If this isn't possible, try to find a spot where no other objects are in between you and the object you are focusing on. [title] Estimate the horizontal length of the object. Ending3: Otherwise, you could have a potentially dangerous situation play out before you get to the top. [title] Adjust your height to get the most accurate view. Ending4: Put yourself at a position where you will see your friends and family at all times. [substeps] You need to be able to see your friends at all times even if they are far away, even if you are only 15 or more feet away.

Answer format: ending1/ending2/ending3/ending4