There isn't a appropriate solution for the way to settle on optional for UPSC; it is just a make any difference of viewpoint. Despite which optional topic you select, it is just effort and hard work and hard work that decide if you can realize success or not. There isn't https://maths-optional-coaching-f97527.blogs-service.com/48310195/an-unbiased-view-of-upsc-maths-optional-coaching-fee