GENERAL KNOWLEDGE

Detailed explanation-1: -The period before the humans learned the art of writing is known as prehistoric period.

Detailed explanation-2: -Scholars define prehistory as events that occurred before the existence of written records in a given culture or society.

Detailed explanation-3: -The use of symbols, marks, and images appears very early among humans, but the earliest known writing systems appeared c. 5000 years ago. It took thousands of years for writing systems to be widely adopted, with writing spreading to almost all cultures by the 19th century.

Detailed explanation-4: -The earliest and longest period of the Stone Age is called the Paleolithic Age. This comes from the Greek word Palaios, meaning “long ago” or “old, ‘’ and lithos, meaning “stone”-put together, Paleolithic Age means Old Stone Age. This may have been what early human ancestors looked like over three million years ago.