secondary sources would be valuable to a historian in order to provide\nthe sights and sounds of an…

secondary sources would be valuable to a historian in order to provide\nthe sights and sounds of an event.\ninsights into the thoughts and feelings of participants in an event.\na more thorough analysis of the impact on history of an event.\nan evaluation of opinions of people at an event.
Answer
Brief Explanations:
Secondary sources analyze and interpret primary sources. They offer a more comprehensive view of an event's historical impact. The first option refers to primary sources (direct sensory experience). The second and fourth options also lean more towards primary - source elements (participant thoughts/feelings and on - the - spot opinions). A more thorough analysis of an event's impact on history is a key function of secondary sources.
Answer:
a more thorough analysis of the impact on history of an event.