Which of the following explains an unintended consequence of China's antinatalist one-child policy?*
A)A projected shortage of working-age people to care for the rising elderly population,
resulting in an increase in the cost of living for older people
B)A dramatic reduction of the birth rate and a decline of the rate of natural increase rate,
resulting in lower population growth
C)Decreased spending on childhood expenses, such as education and nursery supplies
results in a drop in domestic economic productivity
D)Agricultural families were forced to relocate to the nearest city to search for
employment, resulting in increased urban population

the foundation of greek city-states: following the fall of the mycenaean civilization in the 10th century bc, the area surrounding the empire went through its own mini dark ages. answer and explanation

i believe it would influence their own way of understanding things. it shall be a foundation where they can draw or start an argument.   historians are also  scientists that  have their tools of analysis and expertise to unlock a variety of difficulties such as relationships of man, origin, politics, economy, and culture. based on facts and understanding on these areas, they may shade light to extract ideas and develop options to validate a hypothesis or debunk it.