What’s the difference between management reserves and contingency reserves?

A. * Management reserves are used to handle unknown unknowns, while contigency reservesare used to handle known unknowns B. Management reserves are used to handle known unknowns, while contigency reservesare are used to handle unknown unknowns C. Management reserves are used to handle high-priority risks, while contigency reservesare used to handle low-priority risks D. Management reserves are used to handle low-priority risks, while contigency reservesare are used to handle high-priority risks