Akey characteristic that defines a state is the ability of the state to carry out actions or policies within its territory independently from external actors or internal rivals. what is this characteristic known as? a. sovereignty
b. coercion
c. capacity
d. autonomy
e. militarism

Option (A) is correct.

Explanation:

Sovereignty is referred to as the full power and right of a governing institution over oneself, without having any interference from other sources. In political theory,it is known as a substantive idea entitling authority over few polity. On the other hand in international law, sovereignty tends to refer to exercise of authority by a nation.

no , per capita income is not a true measure of the development because: -it only tells us about average income not how income is distributed among the people.it only give us an idea of the economic aspect.it is only at the qualitative basis.moreover, income is not only the way of development other factors are also as much as important as income.