Which of the following is an example of a primary source?

A. A letter written by a soldier during World War I
B. A documentary film about the Civil Rights Movement
C. A history textbook summarizing events from World War II
D. An article analyzing the causes of the American Revolution

1 answer

A. A letter written by a soldier during World War I

A primary source is a direct or firsthand piece of evidence from the time period being studied. In this case, the letter written by a soldier is a direct account of experiences during World War I, making it a primary source. The other options are secondary sources, as they analyze, interpret, or summarize information from primary sources or historical events.