Which optional should be chosen for the UPSC 2020? Tagged: optional subject for ias mains exams This topic has 0 replies, 1 voice, and was last updated 4 years, 10 months ago by jyati khanna. Viewing 1 post (of 1 total) Author Posts December 3, 2019 at 8:37 pm #2138 jyati khannaParticipant Optional subject for 2020 Author Posts Viewing 1 post (of 1 total) You must be logged in to reply to this topic. Log In Username: Password: Keep me signed in Log In