The Silk Road was a vast trade network connecting Eurasia and North Africa via land and sea routes. Advances in technology and increased political stability caused an increase in trade. The opening of more trade routes caused travelers to exchange many things: animals, spices, ideas, and diseases.A network of mostly land but also sea trading routes, the Silk Road stretched from China to Korea and Japan in the east, and connected China through Central Asia to India in the south and to Turkey and Italy in the west. Those going by sea braved the uncertainties of weather, poorly constructed ships, and pirates.
Answer: D) a concept
Explanation:
Manifest Destiny was an idea that the United States had the right, by God, to expand westward through North America.
According to Oxford Languages idea is a synonym to a concept so D would be the best choice.
Two mountain ranges, the Alps and the Apennines, helped to protect Rome from invasion. ... Any army attempting to attack Rome would be at risk of attack from the other side of the mountains. The Alps, located on the northern border of modern-day Italy, seal off the peninsula from the rest of Europe during winter.
Answer:
Many of their natural resources are found in remote areas