How can bylaws within the NCA be amended?

Bylaws within the NCA can be amended through a two-thirds vote of the Delegate assembly. This requirement ensures that any changes to the governing rules are made with significant consensus, reflecting a strong majority agreement among representatives. This method is typical for organizations, as it serves to stabilize the foundational principles of the bylaws while allowing for necessary updates or changes. The two-thirds requirement helps to prevent hasty or frequent amendments that might arise from a simple majority, thereby fostering a more considered approach to governance.

The other options, while they may suggest different voting mechanisms, do not meet the standard required for meaningful changes to bylaws in many formal organizations, where a larger consensus is necessary to uphold the integrity of the governing document.