Comparative analysis and critical evaluation are essential tools that can be used to showcase a comprehensive understanding in case study answers. By comparing different approaches and critically evaluating their strengths and weaknesses, you can demonstrate a deep understanding of the subject matter.

Here is a detailed explanation of how to use comparative analysis and critical evaluation in your case study answers:

1. Introduction:
Begin your answer by providing a brief introduction to the case study topic. Clearly state the problem or issue that needs to be addressed. This will set the context for your analysis.

2. Comparative Analysis:
Compare and contrast different approaches that can be used to solve the problem. Identify the key characteristics, features, and methodologies of each approach. This can be done through a table or a bullet point format, making it visually appealing.

3. Critical Evaluation:
After presenting the different approaches, critically evaluate each one. Assess their strengths, weaknesses, and limitations. Consider factors such as feasibility, cost-effectiveness, sustainability, and ethical considerations. Use evidence and examples from the case study to support your evaluation.

4. Comprehensive Understanding:
To showcase a comprehensive understanding, ensure that you address all aspects of the case study. Analyze the problem from different angles and consider multiple perspectives. Demonstrate a deep knowledge of the subject matter by providing relevant theories, concepts, and frameworks.

5. Integration:
Integrate your comparative analysis and critical evaluation into a coherent argument. Clearly state your position on which approach is most suitable for solving the problem. Justify your choice by explaining the rationale behind it and supporting it with evidence.

6. Conclusion:
Conclude your answer by summarizing the key points from your comparative analysis and critical evaluation. Restate your position and emphasize the importance of your chosen approach. Suggest potential areas for further research or improvement.

In conclusion, by using comparative analysis and critical evaluation in your case study answers, you can showcase a comprehensive understanding of the subject matter. This approach allows you to analyze different approaches, evaluate their strengths and weaknesses, and make informed decisions. Remember to provide evidence, examples, and a well-structured argument to support your analysis.