During the 1800s, the United States Generally

During the 1800s, the United States generally

A) stayed out of European conflicts and politics but pursued an expansionist policy in the Western Hemisphere.
B) pursued an expansionist and activist policy in both European conflicts and matters in this hemisphere.
C) pursued an expansionist policy in European conflicts but stayed out of matters in this hemisphere.
D) stayed out of both European conflicts and matters in this hemisphere.
E) has been characterized as Pax Americana.