Primary Source: A primary source is an original document or firsthand account related to a topic under investigation. It offers direct evidence from the time period being studied.
Secondary Source: A secondary source interprets or analyzes primary sources. These include textbooks, scholarly articles, or documentaries that provide analysis and commentary on a topic.
Anecdotal Evidence: Anecdotal evidence refers to personal stories or individual experiences that may be used as examples but should be approached with caution due to their limited scope and potential bias.