What is a key characteristic of the experimental group's discussions in Hanel's study?

• A. They were longer and more heated
• B. They used more jargon
• C. They showed less participation
• D. They were more civil compared to the control group's discussions

Answer: (D)

An intervention that shapes how people discuss topics can change the tone of group conversations. In Hanel's study, the experimental condition promoted more constructive, respectful exchanges. The key characteristic observed in the experimental group's discussions is that they were more civil than those in the control group—fewer personal attacks, more courteous language, and a greater willingness to listen and engage with differing views. This civility reflects the intended effect of the manipulation and helps explain why this outcome stands out. The other possibilities describe patterns that wouldn’t align with the observed increase in civility.