Answer:
A growing population led to a shortage of land for peasants to work.
Explanation:
Qing dynasty established in 1636 is known as the fifth largest regime in the world, spanning over three centuries. During this period, the supply of food in the area got better with the introduction of potato and peanut from the United states of America, which ultimately led to the high increase in population of the people in China. All the lands in country got used up, which makes the small-scale farmers to change their work patterns to suit the situations of things experienced then.
I would say A. It would be difficult to find workers for jobs that people didn't desire. Like how minorities pick produce nowadays and you don't hear of white people picking produce.
Answer:
The reason for this is because the Monte Alban pyramid complex was completely abandoned by the year 1000 AD due to socio-economic problems. In fact, wealth disparity and the over exploitation of natural resources were the two primary causes of the decline of all of the ancient civilization.