Reading: Oversimplified error. People tend to oversimplify the cause of an event. Listening: The professor ran into his friend at a party. They talked about how people today live much longer lives comparing to 100 years ago. His friend said that people live longer because of the advancements in modern medical practice. But the professor pointed out there are other reasons being ignored here. Such as better safety regulations, and people are paying more attention to healthy diets.