If you wanted to write a biography about your grandmother, which research technique would provide the most personal information? conducting a one-on-one interview with her watching old home movies about her looking through old family photo albums reading a book about the town she grew up in

one on one interviews sir

Explanation:

the historians cited in the article all agree with one another about the cause of the civil war. despite coming from different backgrounds and cultures, the historians agree that slavery was the root cause of the civil war. the fact that all these historiansgenerally agree with one another makes their shared viewpoints more reliable and valid, especially because the historians have different backgrounds and all work for the well-respected institutions of howard university, clemson university, and the university of colorado.