18.What is a Federation?
A. Political structure whereby National Government has absolute power.
B. Process of establishing democratic governance
C. Set of rules and principles that determine how a state should be governed.
D. System of Government where the three Tiers of Government share power​

Respuesta :

Answer:D. System of Government where the three Tiers of Government share power​

Explanation:

Slylo
The answer is most definitely D