This is math, not history. However, I believe the answers would be:
1 b
2 c
3 a
4 d
If these are not correct, then sorry. Hope they are correct though!
The correct answer is A. Organizing Roman history into 3 main eras
Explanation:
Periodization in history refers to the process of studying and categorizing events of the past in to block of time. This process is aimed at facilitating the analysis of historical events and understanding the causes of specific historical processes. Additionally, periodization is useful as blocks of time are organized according to relatively common characteristics. Considering periodization is applied when categorizing or organizing events of the past, it can be applied to Roman history which result could be 3 main eras with common historical features. Thus, periodization is useful in the case of organizing Roman History.
The effect of the "Trail of Tears" on Native Americans is that they were forced to move into Indian Territory.
The “Trail of Tears” policy resulted in a lot of Cherokee people being killed and those who were not murdered were forcibly relocated into “Indian Territory”.