1. U.S. support of Cuba's independence
2. To protect U.S. business interests in Cuba
3. Yellow Journalism
4. Sinking of the U.S.S. Maine
Answer:
That system was founded originally on the expansion of the nomadic lifestyle of the Mongols. Other elements were invented by Genghis Khan, his generals, and his successors.
The answer is B. IT Specialists
Specialization increases productivity which is good for the producers. Consumers have more options, since there are more products on the market. Specialization also contributes to better quality of production and the final products because in the chain of production each employee is specialized in doing one thing in the best way.