Write the next sentence in the following story.

How to exercise for great buttocks
Try traditional squats.
Squats are one of the most popular exercises for working out the butt muscles. To do a traditional squat, simply stand up straight with your feet hip-distance apart.

Select from the following. -- Squat at a 90 degree angle and lift your palms off the floor. Your heels should be on the floor around your hips.. -- Raise your left foot and tap your heel on the floor. Hold for 5 seconds, slowly then lower your foot and repeat with your right side.. -- Then, bend your knees so they're at a 90-angle and keep your knees lined up with your feet. Your butt should come close to being parallel to the floor.. -- Squat down past your toes and lower your buttocks until your arms are extended as far as you can go without touching your toes. While squatting, do your best to keep your abs engaged... The answer should be
Then, bend your knees so they're at a 90-angle and keep your knees lined up with your feet. Your butt should come close to being parallel to the floor.