Why was it difficult for european explorers of the 15th and 16th centuries to understand the diversity of the native peoples who lived in the americas?

They were definitely biased because of their own beliefs and religion that conflicted with many of the actions of the native Americans but also because they did not understand the language which impeded the. from understanding the culture behind the behavior and actions of the natives

The answer is forindependence.

Answer for apex - the reformation