What was "westward expansion"? (1 point)

The U.S. was trying to take over all of North and South America. It wanted to
take over land that was already lived on by Indigenous peoples.

The U.S. was trying to expand its territory west of the Mississippi River. It
wanted to take over land that was already lived on by Indigenous peoples.

The U.S. was trying to move its capital city out West. It wanted to take over
land that was already lived on by Indigenous peoples.

The U.S. wanted to expand into Europe. It wanted to take over land that was
already lived on by Indigenous peoples.

The correct answer is:

The U.S. was trying to expand its territory west of the Mississippi River. It wanted to take over land that was already lived on by Indigenous peoples.