Where were the earliest known diamonds mined, and what impact did this have on early global trade?

Where were the earliest known diamonds mined, and what impact did this have on early global trade?

• A. India by at least the 4th century BCE; it fueled early global trade routes and established long-standing diamond-cutting, trading, and polishing traditions.
• B. Brazil in the 18th century; it launched modern mass-market diamond trade.
• C. South Africa in the 1870s; it led to centralized supply.
• D. Russia in the 15th century; it influenced supply chain.

Answer: (A)