I believe the answer you are looking for is B<span />
The 1920s were a period of dramatic changes. More than half of all Americans now lived in cities and the growing affordability of the automobile made people more mobile than ever. Although the decade was known as the era of the Charleston dance craze, jazz, and flapper fashions, in many respects it was also quite conservative. At the same time as hemlines went up and moral values seemed to decline, the nation saw the end of its open immigration policy, the revival of the Ku Klux Klan, and the trial of a Tennessee high‐school teacher for teaching evolution.
I am not sure if this is the answer you are looking for but I gave it a try!!
During the 1800s due to an economic and military weakness of the U.S compared to its neighbors the British, French and European rivals, the United States foreign policy makers sought diplomatic means to counter European presence.
The U.S diplomacy aimed at preventing France and Britain from accessing the control of more colonies in Latin America and Mexico which were a part of a declining Spanish empire.
Foreign policy goals previously focussed on gaining colonies and expansion to new territories, but, changed to developing commercial empires, limit the influence o the Soviet (USSR) and encourage more significant economic and political freedom.
