Answer:
a. comptroller
Explanation:
The state comptroller is the chief tax collector and accounting officer of the state. The state comptroller collects all taxes and certifies all budgets regarding the state. The comptroller is also responsible for all investments in the state and the protection of the states public funds. The comptroller has a record of all money that comes into and goes out of the state treasury.
Your answer would be Imperialism :)
Generally speaking, it would be "civil rights" that people gain as part of living under an organized government, although of course this depends greatly on the government in question.