Answer: According to the Article II of the U.S. Constitution, the president must be a natural born citizen in the United States and have to be at least 35 years old, and have been a resident of the United States for 14 years. The Constitution sets the three qualifications for service in the U.S. Senate age at least thirty years of age U.S. citizenship at least nine years and residency in the state a senator represents at time of election.
<span>Industrialization leads to Urbanization. It created a economic growth and job opportunities that drew people to the cities. So A is the answer I believe</span>
