American territorial expansionism

a. began in 1890.

b. was a feature of American life since well before independence.

c. began with the Spanish-American War.

d. began with the war in the Philippines.

e. began with the Monroe Doctrine.

B. Was feature of American life before independence is the correct answer.

Explanation:

The territorial expansion was a part of American life since well before independence because many of the first thirteen colonies expanded on the expense of lands of Indian tribe The colony of Pennsylvania bought lands from Delaware Indians. The major thrust to expand in the west came in 1803 when Thomas Jefferson signed a treaty with France and bought 828,000 square miles of land west of Mississippi river and double the size of the USA.