The English settlers came to America to start new lives and to find gold
Adding the story would have been a good idea for others to help you.
Answer:
descriptive investigation
Explanation:
The correct answer is a descriptive investigation. An investigation which does not involve hypotheses called descriptive investigation.
A military action the added territory in the United States in 1848 was the Treaty of Guadalupe Hidalgo. It ended the Mexican-American war and added the territories California, Arizona, Colorado, New Mexico, Nevada, Utah, and Wyoming.