Too many firms are selling a product
B) Advancements in mobile technology.
Newer features started to show up (:<span />
The process through which an economy's production possibilities curve is shifted outward is an increase in potential output. <span>The </span>production possibility curves<span> is a hypothetical representation of the amount of two different goods that can be obtained by shifting resources. Hope this answers the question. Have a nice day.</span>
D. Calculating how much income was paid in the previous year
Answer:
B. Industrialization and urbanization
Explanation:
The nineteenth century is the period of time when the industrial revolution had taken a hold of society completely. Never in the history of the human civilization had there been such cooperation that significantly caused the progress of our species.
Industrialization caused a large number of people to settle in cities. Urbanization caused a large mass of people to live together. The dynamics of human interaction had changed.
In order to understand how social interactions were affected people started studying human behavior in the nineteenth century.