Answer:
The expansion and immigration of the late 1800s merged with this industrialization to provoke the growth of American urban society. As the needs of industrial workers became ever more important, the national political scene became dominated by the discrepancy in needs between America's rural and urban populations, as well as the needs of the new classes created by industrialization and the abolition of slavery.
Answer:
<em>The rocks formed due to the physical and chemical changes are called </em><em><u>Metamorphic</u></em>
A. Goods became cheaper and plentiful
The policy is known as the "Open Door Policy."
John Hay created this idea in hopes that America and countries all over Europe could trade peacefully with China. This concept was developed in order to protect America's trade interests while also ensuring that no other country would establish a monopoly on trade with China. Within this policy, all countries would agree not to interfere with another country's trade with China.