What is the difference between a federated model and an Authoritative source?

a) The individual authoritative source are subject to configuration control, but the federated model is not

b) The federated model is configuration-controlled, but the individual authoritative source are not

c) Changes to one authoritative source neve affect other authoritative source in the federated model

d) The federated model, as whole, is composed to the various configuration-controlled authoritative source

Please select from the information provided. -Thank you