Answer:
Correct answer is A. spread out to different leaders
Step-by-step explanation:
A is correct answer because it means that the whole power is not in the hands of one center of power. It is divided among more person.
B is not correct because it refers to democracy of one country, not to decentralization of one region.
C is not correct because that is totally opposite of the definition in the question. This is usually case of totalitarian regimes.