There was no sustained growth in living standards prior to the Industrial Revolution because . A. with income below the subsistence level, as was common prior to the Industrial Revolution, people starved, which prohibited growth. B. the transition from agriculture and rural areas toward industry and city areas did not occur until after the Industrial Revolution, and it was only this urbanization that allowed increases in living standards. C. with output increasing at a decreasing rate, the level of per capita output will start to decrease, leading to a decrease in living standards. D. with output increasing at a decreasing rate, it is not possible to increase living standards, especially as the population continues to grow.