What was the dominant form of federalism prior to the new deal?

Dual federalism is the primary model of state and national reactions in which the state governments independently take care of their reserved powers while the national government takes care of its enumerated powers. It was the dominant form of federalism prior to the new deal.

The answer is b. queen elizabeth

Do you have more info about it ? i doubt this is the answer because i don't have all the information but if trouble was brewing in a clinic maybe it was an argument as to which clinic was better or smth of that nature