Please choose the correct ending to complete the given sentence: Cars & Other Vehicles: [header] How to sit in a car without back pain [title] Enter the car hips first. [step] Try not to just jump in and out of your car. Bring your hips into the car first, sit on the seat, then rotate your knees to bring them in front of you.

Ending1: When you exit, rotate your knees out of the car, then step up and lift yourself out of the seat. [substeps] If you have an suv, truck, or other automobile with a high step, see if you can add an extra step or running board to make it easier to get in and out of your seat. Ending2: [substeps] If the seat is or is not rectangular, make sure the distance between your hips is 1/16 " (1.9 cm). That way, your body can adjust to facing a very large car and see from the front. Ending3: Continue doing this with your hips for about 10 to 20 minutes. [substeps] If you find it difficult to walk, or if your bones are stiff due to back pain, you might consider asking your doctor about getting a back brace or standing brace. Ending4: [substeps] It is recommended to squat slightly while sitting so that you can get the most contact possible. [title] Lay on your stomach on the seat.

Answer format: ending1/ending2/ending3/ending4