Which of these phrases best summarizes the trend represented by this graph?

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.

what are the options mate?

explanation:

not to be rude or anything but, nobody can really answer that if you don't add the options sorry if it came of rude uwu

can't without checkbox