There is definitely small trade off On this phase as your GS will undergo and it would be risky. But Maths is really a significant hazard superior reward optional. So strategise accordingly. Download the UPSC past yr question papers of the final a decade with answers PDF with the next https://coaching-for-maths-option05825.blogs100.com/21884341/the-ultimate-guide-to-maths-optional-coaching-for-upsc