Question

What was the United States’ principal use of Guam in the late 19th century and early 20th century?

as a location for U.S. owned tropical fruit farms
as a source of rubber and oil for U.S. businesses
as a prison camp for soldiers captured in the Spanish-American War
as a refueling station for U.S. ships traveling to the Philippines

Answer 1

as a prison camp for soldiers captured in the Spanish-American War

Answer 2

thank you!!