In the Mains stage of the IAS exam, a candidate has to choose an optional subject (2 papers, total 500 marks) and selecting the best optional subject can make a lot of difference.
UPSC OPTIONAL
Role of optional in Selection
Mains Examination Syllabus
Previous year question analysis
Recommended Books for Mains
Mains Preparation strategy
Practice ( Mains Test Series)
Current Affairs for Mains
OnlyIAS paid Courses
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