HPSC ADO Answer Key 2023: Haryana Public Service Commission (HPSC) has conducted the Agriculture Development Officer (ADO)- Admin Cadre Advt No. 12/2022 written exam on November 13, 2022. The HPSC has released the ADO Answer Key on its official website www.hpsc.gov.in. The candidate can download the HPSC ADO Answer Key PDF along with the question paper from the direct link given below. The candidates can file the objection in the answer key by login into their respective accounts.