Answer:
Sarah forgot to arch her lower back and keep her feet even.
Step-by-step explanation:
When bench pressing you should keep the lower back slightly arched on the bench press, and this is completely safe if done properly, because when performing the bench press the weight of the bar is on the shoulder line, so the lower back is not overloaded beyond the upper body. own body weight. Sarah forgot that recommendation.
In addition, she should have kept her feet even or even behind the knee line. In addition, it is essential that they are firmly supported on the floor, as this allows for a significant amount of leg strength.