Answer:
loose confederation of sovereign states and a weak central government, leaving most of the power with the state governments.
Explanation:
The term SPA above refers to the three well-known Philosophers and they are Socrates, Plato, and Aristotle. And according to these Philosophers, what they did in attempting to understand humans was only by observing them. How they understood human behavior is by observing how humans behave given different circumstances and their attitudes toward these. Hope this helps.
The correct answer is - Biases of interpretation.
In general, the historians are trying to avoid adding their biases of interpretation of the history. They try to focus on using as information only the sites, the artifacts, what has been written, the verbal history among the peoples, in order to give the most objective interpretation of the historical events.
Unfortunately, there's also lot of historians that do tend to use their biases of interpretation of the history, often resulting in nationalistic ideals, tensions between nations and people, and even war if they are convincing enough.