Which best defines federalism?
a. sharing of power or sovereignty between a central government and smaller state
governments
b. the people or majority has ultimate power
c. the power of each branch of government to limit the powers of the other branches
d. the federal government holds all the power

a.sharing of power or sovereignty between a central government and smaller state governments.

Explanation:

The very meaning of power sharing is sharing the powers of the central government with other levels of government.

the other options do not suggest this.

answer; /// decreasing responsiveness to a stimulus to which one is repeatedly exposed;

false, there are written records.

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