Introduction:
Studying sociology as an optional subject for the UPSC exam requires a balance between in-depth study of core concepts and covering the broader spectrum of the syllabus. This can be achieved by following a systematic and strategic approach.

1. Understand the Syllabus:
Begin by thoroughly understanding the syllabus provided by UPSC for the sociology optional. This will give you a clear idea of the core concepts that need to be studied in-depth and the broader topics that need to be covered.

2. Identify Core Concepts:
Identify the core concepts in sociology that are fundamental and form the basis of the subject. These concepts may include social structure, social change, social institutions, social stratification, etc. Allocate sufficient time to study these concepts in-depth, as they are crucial for a strong foundation.

3. Create a Study Plan:
Develop a study plan that allocates specific time slots for both in-depth study of core concepts and covering the broader spectrum of the syllabus. Divide your study time accordingly, giving more weightage to the core concepts, but ensuring that you also cover the broader topics.

4. Prioritize Topics:
Prioritize the topics based on their importance and relevance to the syllabus. Focus more on the topics that carry more weightage in the exam and require a deeper understanding. This will help you strike a balance between in-depth study and broader coverage.

5. Use Study Materials:
Refer to reliable study materials such as textbooks, reference books, and online resources to aid your study. Choose materials that provide comprehensive coverage of both core concepts and the broader syllabus. EduRev is a trusted platform that offers a wide range of study materials for sociology optional.

6. Practice Answer Writing:
While studying core concepts, practice answer writing to ensure that you can effectively apply the knowledge you have gained. This will help you develop a better understanding of the concepts and improve your writing skills. EduRev also provides previous year question papers and mock tests for practice.

7. Revise Regularly:
Regularly revise the topics you have studied to reinforce your understanding and retain the information. Revision should include both core concepts and broader topics. Create concise notes and flashcards to aid your revision process.

8. Seek Guidance:
If you find it challenging to balance in-depth study and broader coverage, seek guidance from experienced mentors or teachers. They can provide valuable insights and strategies to manage your study effectively.

Conclusion:
Achieving a balance between in-depth study of core concepts and covering the broader spectrum of the sociology optional syllabus requires a systematic and strategic approach. By understanding the syllabus, prioritizing topics, creating a study plan, using reliable study materials, practicing answer writing, revising regularly, and seeking guidance when needed, you can ensure comprehensive preparation for the UPSC exam.