Answer:
The Mongols, as the name suggests, were inhabitants of the modern state of Mongolia. An examination of the Mongol history shows that before the advent of Ghengis Khan, the Conqueror, the Mongols were sub-divided into many tribes and clans who reigned in their respective territories, having minimum shared common interests. They were nomadic herdsmen who were expert horsemen and the economy of the time was predominantly pastoral.
Explanation:
They used the technology in conquests to expand the empire.
Advertising created overseas markets by inventing new uses for American products
The answer to your question is A
