In this exercise, learners are required to distinguish the information belong to "primary sources" or "secondary sources". Primary information source are anything created at the time when the incident/event happened. They were created with the intention to record the incident/event. It could be a document, manuscript, autobiography, a recording, a diary, an artifact, and so on. Secondary information source is anything (e.g., documents, records, artifacts, objects, and so on) that discuss, relates, or refers another piece of information existing elsewhere.