They use tools to help them
Generate historical documents
B is the answer for this problem
It would be easy bank credit, cheap public land, and internal improvements at national expense.
The answer to your question is most likely A.
Answer:
Periodization is the process of categorizing the past into discrete, quantified, named blocks of time in order to facilitate the study and analysis of history. This results in descriptive abstractions that provide convenient terms for periods of time with relatively stable characteristics.
Explanation: