https://www.9curry.com/answer-keys/bc7d35 APPSC Extension Officer Revised Answer Key 2019 Published: June 29, 2019 4:46am | Updated: August 30, 2019 11:49pm by GuRu Kumawat Notification No: 05/2019, DATE.24/01/2019 APPSC Extension Officer Revised Answer Key 2019: Andhra Pradesh Public Service Commission has issued the Answer Key on 29 Jun 2019 for the exam. Answer Key can be accessed from the link given below. Issued on: 29 Jun 2019