The answer to your question is 1962
The answer is: C
This is because the graph indicates the sharp decline of the rural population, due to in large part to the increase in urbanization and the ever-growing industrialization of the United States throughout the decades.
As such we can analyze that, as the years go by the population trends to move to urban areas in place of rural ones.
C because it’s the only one that makes any sense
Ninjas economy was bustin and boomen bro