UPSC Exam: Understand why choosing Political Science & International Relations (PSIR) as Optional in IAS exam will help you score more in UPSC Mains. PSIR Optional has two papers- Paper-I & Paper-II for a total of 500 marks. For UPSC 2023 preparation, fo
IAS optional subject offers numerous benefits. If a student takes political science as an optional subject, they will study for this optional along with the prelims section thus helps in saving time for other subjects. This method helps the students to combine the UPSC prelims and mains ...
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