In order to make a vaild historical interpretation about an event historians must a. draw inferences about the events important effects b collect and evaluate evidence related to the events c craft an argumentative essay about the event d develop strong rhetoric to defend their interpretations

B collect and Evaluate evidence related to the events

Explanation:

Historians have to investigate and collect evidence from different kind of sources, from primary sources which would be sources that lived the process  to secondary sources which would be books or documents from the time of the events that narrate what happend, but in order to make a valid historical interpretation the need evidence related to te events.

the answer is a glaciers carved a large valley that later flooded and became puget sound

ghana achieved independence peacefully, while algeria gained independence through an armed struggle.