Yes, there are mock tests available that provide explanations for the reasoning behind correct answers for sociology optional.

1. EduRev: EduRev is a platform that offers a variety of mock tests for sociology optional. They provide detailed explanations for the reasoning behind correct answers. You can find these mock tests on their website.

2. Testbook: Testbook is another platform that offers mock tests for sociology optional. They also provide explanations for the reasoning behind correct answers. You can access these mock tests on their website.

3. InsightsIAS: InsightsIAS is a renowned platform for UPSC preparation. They offer mock tests for sociology optional and provide explanations for the reasoning behind correct answers. You can find these mock tests on their website.

4. Unacademy: Unacademy is a popular online learning platform that offers mock tests for sociology optional. They provide detailed explanations for the reasoning behind correct answers. You can access these mock tests on their website.

5. BYJU's: BYJU's is a well-known educational platform that offers mock tests for sociology optional. They also provide explanations for the reasoning behind correct answers. You can find these mock tests on their website.

These platforms offer a wide range of mock tests that cover various topics and concepts in sociology. The explanations provided by these platforms help candidates understand the logic and reasoning behind the correct answers, enabling them to improve their knowledge and performance in the subject.

It is important to note that while these mock tests and explanations are helpful for preparation, candidates should also refer to the recommended textbooks and study materials for a comprehensive understanding of sociology optional. These mock tests can be used as a supplement to the candidate's overall preparation strategy.