This is the absolute power of a government within its own territory.

Sovereignty, is the right answer.

Explanation:

The term sovereignty can be described as "each state has absolute and supreme power within its territory and can itself chose its domestic and foreign policies". The sovereign states entertain full authority over their states without any external interference. In the context of political theory, this term is used to designate a supreme authority over some polity.

i would say b. research typically uses a variety of sources

q1: artillery

q2: simon bolivar

q3:   their workers and farmers demanded a return to spanish rule.

q4: drafted new constitutions

q5: oligarchies have replaced monarchies