How is organizing history by region different than organizing history by period

The Answer Is "A historian who organizes the past by region focuses on a big idea that occurs across history, whereas a historian who organizes the past by period focuses on a specific area of the world."

Explanation:

b toward the volcano.landward. the landward side of something is the side nearest to the land or facing the land, rather than the sea.

the two things that develop a strong social foundation are: a. separation of church and states e. education received attention separation of church and states separate the illogical  argument that came from religious beliefs to a fact based belief. while education will make us remember the past to avoid the repeat of our mistakes.