Ahistorian researching ancient greece discovers that greek historians often had few sources and included mythological elements in their stories about the past. which historical thinking skills is the historian using?

The correct answer is:

Examining historiography

Historiography is defined as the study of the resources, process and methods  of historians in developing history as an academic discipline, and by extension is any body of historical work on a particular subject. The historiography of a specific topic explains how historians have studied that topic using particular sources, techniques, and theoretical approaches.

the scientific revolution brought us a renewed understanding of humanity and our place in the universe, new scientific equipment, and new laws as a basis for future scientific discovery.