Dr. Johnson is a neurologist presenting his research on brain mapping to his peers at a medical conference. Which of the following would be an effective method for supporting Dr. Johnson's message? A.) Using a story of a person who needs a prosthetic limb after an injury B.) Using a model of the brain to explain how he has mapped different regions of the brain in his research C.) Speaking about his own experiences in medical school D.) Relying on his words to relay his message without any visuals or examples