Janelle is a human resources trainer. She loves to research and create presentations, but she feels insecure when she speaks in front of people. Which reaction shows that Janelle has GRIT? A. Janelle returns to school to retrain for a job without presentations. B. Janelle asks her supervisor to give the presentations. C. Janelle researches ways to give presentations more confidently. D. Janelle accepts that everyone has weaknesses in their jobs.