Which historical term describes the specific primary and secondary sources that historians use to use to support thier claims

Take another look at the population pyramid for france in 1950. notice the disparity between the male and female populations in the 55 to 70 year-old age group. what historical event could account for this disparity?

About the story anne franks what reminder of the war outside keeps the residents up at night? a. ambulances b. soldiers laughing c. bombings

Iwould be super appreciative if someone could me out here! discuss the the following question: how influential were the three philosophers? why? (the three philosophers are locke, hobbes, and montesquieu)