Please choose the correct ending to complete the given sentence: Home and Garden: [header] How to start a weed whacker [title] Place the weed whacker on the ground, away from obstructions. [step] This will give you more leverage as you try to start the weed whacker. Additionally, you want to make sure any object that could get caught in the spinning line is kept well away.

Ending1: [title] Hold the heavy object you will begin spinning under comfortably at arm's length, with your middle and index fingers just forward of the trigger. [step] A pump usually will do this, while a baseball bat typically comes with a head or two. Ending2: [title] Position the rolling jack the same way that you placed the rolling jack in step 2, but by folding the rolling jack in half. [step] Shake each roll to help release the current. Ending3: While a trash bucket is ideal, you can use a zip tie to secure the string to a moving object in your backyard or while in the car or golf cart. [title] Wait a few moments after you learn the song. Ending4: [substeps] Make sure the gas tank is sealed before starting your weed whacker. Always use the right kind of gas mixture because most weed whackers are two cycle.

Answer format: ending1/ending2/ending3/ending4