Inca civilization was structured as

A large empire with one ruler, is the right answer.

Explanation:

The Inca Empire was the most extensive empire in the pre-Columbian U.S. Its administrative and political construction is acknowledged by most historians to have been the most advanced in the Americas before the arrival of Columbus. The organisational, administrative and aggressive focus of the empire was found in the city of Cusco. However, the Inca civilization was structured as a large empire with one ruler.

- "ethical issues. deception – the participants actually believed they were shocking a real person and were unaware the learner was a confederate of milgram's. however, milgram argued that “illusion is used when necessary in order to set the stage for the revelation of certain difficult-to-get-at-truths.” "

- "milgram's work was conducted in the early 1960s before the current.the studies ignited a debate about the ethical treatment of participants. what appear to be dangerous, if not deadly, electric shocks and the by today's ethical standards, many questions about the research have gone unanswered."

answer; i believe the correct answer is (federalist);