Please choose the correct ending to complete the given sentence: Food and Entertaining: [header] How to do a wall sit with shoulder rotation [title] Stand with your back to a wall. [step] Align your feet with your hips and begin walking your legs away from the wall. [title] Slide your back carefully down the wall until your knees are positioned at a right angle.

Ending1: [step] Place both arms on the edge of the wall, both for balance and to steady you as you rotate. [title] Place your hands directly below your shoulders while tilting slightly forward. Ending2: [step] Your feet should still be facing outwards and aligned with your hips, and most of your weight should be supported by your heels. [title] Now raise your arms so they're touching the wall at your shoulders. Ending3: [step] As you become more familiar with the sensation of sitting on a wall, however, you need to rise higher to maintain your balance. [title] Keep your shoulder blades down while positioning your arms. Ending4: [title] " out " your hands in front of you when you feel comfortable. [step] This exercise is typically done for a total of 15 to 20 repetitions but you can also do a wall sit for a total of 15 repetitions.

Answer format: ending1/ending2/ending3/ending4