What best describes the common elements of most historical events?

The county could deny african americans the right to attend white schools on the basis of

How are the perspectives presented in the excerpts similar? they show the disappointment and fear mission control workers feel when the lunar module develops problems. they show the huge investment of time and energy mission control workers dedicated to the lunar module. they show how mission control workers view the lunar module as if it is the workers' very own child. they show the relief and excitement mission control workers feel when the lunar module lands on the moon.

Historians sometimes rely on video recordings in researching past events because