C is the answer, because they wanted more religious followers. <span />
Mark Twain's point about imperialism in his title is don't act like a European empire when the American way of doing things is so much better. Although Twain's imagery was very disturbing and dark. He wrote "to the person sitting in darkness" as a satirical critique of imperialism. He was against the American involvement in the Philippines and China.
The US became a place of industrialization and reform. Many countries started to adapt certain reforms from the US. The US also started to expand, taking up purchases, such as the Louisiana purchase. Later in the 19th century, the US became known as a world power.
The correct answer is: "the end of American neutrality in World War II"
The Lend-Lease Act was a program enacted in the US in 1941 to provide support to Allied countries so that they could defeat the axis forces (nazi Germany, fascist Italy and the Japanese Empire) in WWII, but the US had not decided to directly participate in the conflict yet.
The program consisted on the distribution of food, oil, and all types of military materials and it remained functioning since 1941 until the end of the conflict in 1945.
The Bay of Pigs Invasion 1961
Communism
President Kennedy faced a confident Soviet Union, and the Peoples Republic of China. Fears of Communists expansion frightened America.
The Cuban Missile Crisis
The National Security archive at George Washington University, went to a lot of trouble to focus understanding of the Cuban Missile Crisis, Which was the Bay of Pigs.
<span>The PT-109 Incident </span>
<span>August 2, 1943 John F Kennedy was in his PT boat until Japanese PT boats attacked the PT-109. The ship sank killing 2 members but carried out the others alive.</span>