The Bihar Public Service Commission (BPSC) has released the second provisional answer key for the school teacher recruitment exam 2023. Candidates who previously submitted objections can raise concerns regarding the current answer key revisions by September 20. Objections must be submitted online and a fee of Rs. 500 per question is required. Objections sent via email or speed post will not be considered. The BPSC website has uploaded the answer key for different subjects and question series. Candidates should follow the specified steps to raise objections.