Answer:
Norm.
Explanation:
Standardized tests require establishing a norm, or average score, made by a large group of people. The result of a standardized test is usually consistent, accurate and has precision.
Had a more moderate, agriculturally productive climate in the past than today, especially in Mesopotamia and the Nile valley
Citation: https://www.britannica.com/place/Fertile-Crescent
Answer:
Oral history typically involves interviews with individuals who either tell their life stories or focus on a certain aspect of their history. ... Historians writing traditional history cite their sources, which establishes both authority and credibility.
Primary sources help students relate in a personal way to events of the past and promote a deeper understanding of history as a series of human events.
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