What does a member need to do to challenge a vote result?

To challenge a vote result in a parliamentary setting, a member must typically prepare a written objection. This process is established to ensure that any concerns regarding the vote are documented formally, allowing for an appropriate review and discussion among the members. A written objection serves as a basis for further action, such as calling for a re-vote or a re-examination of the procedures followed during the voting process.

If one wishes to question the outcome of a vote, simply requesting a retake of the vote does not fit the standard parliamentary procedure. Challenges must be substantiated, which is why a written objection is critical. Additionally, accepting the result without question would not serve the purpose of challenging it, and moving to change the number of votes is not a recognized method for addressing concerns about a vote's validity. Thus, the correct answer emphasizes the importance of formal processes in parliamentary procedure.