Question Detail
Question
Bead Frame (Abacus) is said to have originated from _________.
Correct Answer
Option B is the correct answer.
Detailed Explanation
The earliest known abacus, the Salamis Tablet, is from ancient Mesopotamia c. 2700 BC, but the modern bead-and-wire abacus (suanpan) is believed to have originated in China around the 2nd century BC. 'Old China and Old Egypt' is the most historically plausible broad origin among the options.
Hint
Ancient civilizations in Asia and Africa.