During what year did the 100-day rwandan genocide occur, in which more than 800,000 civilians were killed?
a. 1960
b. 1983
c. 1994
d. 2002

he believed that strong monarchies would lead to social and political stability.

sorry its a lil late, but the answer is d. the rotation 180° about z'

i believe it would influence their own way of understanding things. it shall be a foundation where they can draw or start an argument.   historians are also  scientists that  have their tools of analysis and expertise to unlock a variety of difficulties such as relationships of man, origin, politics, economy, and culture. based on facts and understanding on these areas, they may shade light to extract ideas and develop options to validate a hypothesis or debunk it.