Union Public Service Commission: (UPSC Answer Key 2020) has released prelims answer key for the posts of Combined Civil Services (Prelims) Exam 2019. Exam was held on 02-06-2019. Candidate can check their answer key at the link given below:

CSE (Prelims) 2019 Answer Key (GS) (Paper I)Click Here
CSE (Prelims) 2019 Answer Key (GS) (Paper II)Click Here