Answer:
The right choice is:
A. Free market economic policies in the United States helped the
country grow wealthy.
Explanation:
The free-market economy allowed modernization, industrialization and the rising of living standards already by the end of the 19th century. A free-market economy stimulated competition and lead to increased productivity by private companies.
We would die because the other gases in the air, such as nitrogen, dilute it and make it safe to breathe
I dont quite know what you mean but a major thing that happened then was the start of the french revolution which kick started many other revolutions in south america, Haiti, brazil, and Mexico but America was contemplating whether or not to help the french.<span />