Answer:
It's has one significant figures
Explanation:
Because in significant figures zero isn't considered as a number
Answer:
The Height of the Silk Road. The fall of the Han dynasty in the early 3rd century once caused Silk Road trade to decline. However, the rise of the Tang dynasty in the 7th century revived this commerce and by the mid 8th century, the route reached its height. The prosperity of this road should owe to many reasons.
Explanation:
I heard that South America has a way to make oil from coal...
Answer: C. The economy is characterized by dynamic change and imperfection.
Explanation: The natural rate of unemployment can be explained as the limit on the lowest or minimum level of unemployment a nation can achieve from standard resources or output. It has often been argued that even in healthy economies the natural rate of unemployment cannot be zero due to factors such as flexibility, technological replacement and some who lack the required skill to be employed, imperfect information. Flexibility or dynamic nature of the market affords individuals the opportunity to change or swap jobs, fresh graduate who may need a bit of time to find jobs, recession characterize the dynamic nature of the economy, imperfection in information in capital and labor market is also a contributing factor.