(A) ** Economics
(B) Too little space
(C) Immigration
(D) Appreciation for other cultures
EXPLANATIONS BELOW
Concept note-1: -1. needed raw materials for factories, and 2. a guaranteed market for goods.
Concept note-2: -Both a desire for new markets for its industrial products and a belief in the racial and cultural superiority of Americans motivated the United States’ imperial mission.
Concept note-3: -Imperialism had economic roots. American farmers and factories could produce more than the U.S. could consume. Needed markets to sell those surplus items. Needed raw materials.
Concept note-4: -Imperialism is when a country extends its power into other territories for economic or political gain. The goal of imperialism is to acquire resources, often through exploitation and force. Motives for imperialism include economic, cultural, political, moral, and exploratory control.