Evelyn is crafting a speech intended to inspire her classmates about the importance of perseverance. She includes the following sentences:
"Success is not given; it must be earned through hard work and dedication. The stories of athletes who faced insurmountable odds inspire us to overcome our own challenges. With each setback, we grow stronger. The key to achieving our dreams lies in never giving up, no matter the obstacles we encounter."
Which option best enhances the effectiveness and clarity of Evelyn's message?