UPPSC Answer Key 2020: Uttar Pradesh Public Service Commission (UPPSC) has released RO/ ARO Preliminary Exam Answer Key for Review Officer/ Asst Review Officer Post (Advt.No- A-3/E-1/2016). Exam held on 20-09-2020. Objections Date: 28-09-2020. Candidates who have applied for this post can download their RO/ ARO Answer Key given below link.