A successful answer in the UPSC main exam should be structured, coherent, and relevant. It requires a clear introduction, a developed body, and a concise conclusion. Candidates should demonstrate their knowledge by integrating current affairs and theoretical concepts, using appropriate examples. Furthermore, answers must address the question directly, maintaining a logical flow while exhibiting analytical skills and critical thinking. Neat presentation and legible handwriting also contribute to an answer's effectiveness, ensuring that evaluators easily grasp the content.