Restate the question: How do you know that Najiah Knight is serious about her sport?
Answer the question: Najiah Knight's commitment to her sport is evident through her rigorous training routine and dedication to improving her skills as a bull rider.
Cite text evidence to support your response: According to the passage, "She trains hard," which indicates her strong commitment. Additionally, it states, "She works out every day," showing that she is not only consistent in her training but also willing to put in the effort needed to build the strength required for bull riding. These details highlight her determination to become the best in her sport.