Historians researching different aspects of the same period find different dates and events more significant . Why?

Answer and Explanation:

Because in this way, they are able to have a more comprehensive view of the culture that is being researched, being able to see the different aspects that were part of the composition of this culture on different occasions and events. In this way, culture is studied as something alive and adaptive, which can change over time, even in the same culture and religion.

In this way, historians manage to make the research have a wealth of information, which in addition to being comprehensive, shows a larger view of a people, not limited to a specific period of time, but showing their adaptations.

answer; i believe the correct answer is (a) the correlation between the cause variable and outcome variable is zero;

answer; coal reserves in the u.s are far greater than petroleum reserves;