Witch statement best describes a major advantage of a unitary of government over a confederate system

The answer is C. it keeps a solitary national government from holding the majority of nation's capacity.  

Explanation:

A confederation is an arrangement of government in which sovereign states delegate capacity to a focal government for particular purposes.The three Systems. Power is shared by an intense focal government and states or areas that are given significant self-manage, as a rule through their own lawmaking bodies. Precedents: The United States, Australia, the Federal Republic of Germany. One focal government controls weaker states.

answer; ///(positive correlation);

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