To make the audience feel light-hearted and happy or to give the feeling of content
Ramona's behavior reflects diffusion of responsibility.
This term refers to the fact that individuals are less likely to do something and offer somebody help if they are located in large crowds. If they are surrounded by other people who are also not doing anything to help, these individuals are unlikely to do something about the problem either because they are hoping someone else will do it for them.
Answer: A. a heuristic
Explanation: Heuristics can be explained as a quick, flexible method employed in problem-solving. Heuristics usually employs a method which could be termed self-discovery as it is a way of getting an answer or solving a problem usually from currently available mental fact within a short time. Results or conclusions made from heuristic approach are not guaranteed to be optimal or perfect but could be enough to provide a verdict required for the short term. Heuristic could be verdicts or conclusions based on intuition, prediction or logical reasoning.
In the scenario above, Bruno attempts to make conclusion using the available mental information available at that current time to make a quick decision which ended up to be incorrect.
The Northerners were concerned that the commissioners would think only about the money involved and the slaves would be denied their rights because of this process.