Final answer:
Scientific reasoning can help solve the argument between the two towns over how to treat waste-water that goes into a river. It is based on testing and evidence, involves judgment to identify good and bad ideas, and allows both sides to prove their points with evidence.
Step-by-step explanation:
Scientific reasoning can help solve the argument between the two towns over how to treat waste-water that goes into a river. Scientific reasoning is based on testing and evidence, not opinions. It involves using judgment to identify good and bad ideas, rather than supporting each side with opinions. By using scientific reasoning, both sides can present evidence to prove their points, rather than relying on opinions.