Who provides conversion prefixes at the Regionals for the Metric Mastery competition?

In the Metric Mastery competition, the conversion prefixes are provided by supervisors. Supervisors are responsible for overseeing the event and ensuring that all elements of the competition run smoothly. They play a critical role in facilitating the competition by providing necessary materials and guidance to the competitors. By supplying the conversion prefixes, supervisors ensure that all participants have a standardized set of references necessary for completing the metrics-related tasks effectively and accurately. This helps maintain the integrity of the competition and ensures that everyone is working with the same information, which is essential for fair competition.