Final answer:
The three criteria for evaluating a theory are consistency, timeliness and relevance, and usefulness.
Step-by-step explanation:
The three criteria that are most important for evaluating a theory are:
- Consistency with available data and other current theories: A theory should align with the existing data and not contradict other established theories.
- Timeliness and relevance: A theory should be up to date and applicable to the subject being studied.
- Usefulness and predictive power: A theory should be able to make accurate predictions and provide practical insights.