The silk road can promote the cluture communicating and the economic development by linking China and counties all over the world. For exampe, Chinese could go to India to learn the Buddhism and bring it back. And Chinese could also spread Chinese culture to other countries.
Landscapes because of how you described all pieces of land
Social change is not both planned and unplanned
Answer: Gambling
Explanation:
Gambling is the act of incurring money or a valuable item at an event or an occasion with an uncertain outcome and with the intent of winning.