Please choose the correct ending to complete the given sentence: Sports and Fitness: [header] How to do a handstand on the wall [title] Sit with your back against the wall and legs straight in front of you. [step] To start, you should get in the right position. Make sure you have a yoga mat or gym mat to work on in case you slip or fall.

Ending1: Your palms should be on the wall so that you can stick your hands on it. Your feet should be approximately shoulder width apart. Ending2: [title] Place your arms and hands on the ground. [step] Your arm should be straight behind you but not stretched out to make a fist. Ending3: Even though you might think it's super difficult at first, you will eventually find that you are able to do this. [title] Begin to straighten your hamstrings. Ending4: Place the mat before a wall and sit down. [substeps] Sit with your back pressed against the wall.

Answer format: ending1/ending2/ending3/ending4