What is the correct procedure for lifting a heavy box from the floor to a table height shelf? a. stand with feet close together, lean over and grasp the box firmly with both hands, inhale and straighten up b. stand with feet hip width apart, inhale and squat while holding your breath, then inhale again and stand up c. stand on one foot, put the other foot out to the side for balance, take a deep breath and bend over to lift d. stand with feet apart and in stride, exhale while crouching, hold box close to body and exhale while returning to standing