A high school class is discussing whether a particular discovery in chemistry has had a positive impact on society. Which question is the most important for the students to answer?

To decide whether a discovery has had a positive impact on society, students need to consider its effects on people and the environment. The other questions provide background about the discovery, but they do not show whether its impact was beneficial or harmful. Therefore, the most important question is “How have people and the environment been affected by the discovery?”

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