Paraphrase the paragraph. All the information should not be changed or deleted. But you can change the sentence structure or the lexicon.
History is the study and the documentation of the past. Events before the invention of writing systems are considered prehistory. "History" is an umbrella term comprising past events as well as the memory, discovery, collection, organization, presentation, and interpretation of these events. Historians seek knowledge of the past using historical sources such as written documents, oral accounts, art and material artifacts, and ecological markers.
History is the study and documentation of past events. Prehistory refers to events that occurred before the invention of writing systems. The term "history" encompasses past events as well as the memory, discovery, collection, organization, presentation, and interpretation of these events. Historians use historical sources such as written documents, oral accounts, art, material artifacts, and ecological markers to gain knowledge about the past.