Please choose the correct ending to complete the given sentence: Health: [header] How to meditate deeply [title] Choose a space in your house that is quiet. [step] Picking a room with a door, away from areas with children or traffic would be best. [title] Find a straight-backed chair or floor cushion.

Ending1: [step] It shouldn't be squishy or soft. The cushions will carry your weight all the way across and are what help you do your meditation. Ending2: [step] The ideal seat is not so comfortable that you can fall asleep, but adequately comfortable to sit in for at least 20 or 30 minutes. [title] Light the space with soft natural light. Ending3: [step] Having a supportive chair is important, as it allows the head to stay balanced without stiff legs. [title] Place the incense sticks on a low desk or windowsill with minimal stress. Ending4: [step] A table or a bookcase work well. [title] Sit down with your back straight and your knees spread.

Answer format: ending1/ending2/ending3/ending4