Out understanding of prehistory comes from what two things

シルス here!!

Explanation:

Prehistory (or pre-history) is the time before people began to write. The word comes from the Ancient Greek words προ (pre = "before") and (historia = "history"). Paul Tournal first used the French word Préhistorique. He found things made by humans more than ten thousand years ago in some caves in France. The word was first used in France around 1830 to talk about the time before writing.

これが役立つことを願っています

manifest functions are the recognized and intended consequences of any social pattern, while latent functions are those unrecognized and unintended consequences. to analyze the manifest functions of any social institution, we have to study its contribution to the continuation of a group, community, or society.