Bihar Public Service Commission (BPSC) has released the answer key for the 66th Prelims re-exam. Candidates can check it by going to An objection to the answer can also be lodged. For this, the candidate must have supporting evidence. Candidates can send objection in the prescribed format to BPSC office (Patna). The last date for sending the objection is 8 March (5 pm). Send objection to this address - Joint Secretary-cum-Controller of Examinations, Bihar Public Service Commission, 15, Nehru Path, Patna. Mention the name of the examination on the envelope. Direct Link - bpsc 66th answer key