The influx of 100,000 immigrants into a city in two months would be an example of which of the following?

Urbanization is the process through which cities grow, and higher and higher percentages of the population comes to live in the city.

Explanation:

so A is your answer

i confess that there are several parts of this constitution which i do not at present approve, but i am not sure i shall never approve them: for having lived long, i have experienced many instances of being obliged by better information or fuller consideration, to change opinions even on important subjects, which i once thought right, but found to be otherwise. it is therefore that the older i grow, the more apt i am to doubt my own judgment, and to pay more respect to the judgment of others.