The real causes of World War I included politics, secret alliances, imperialism, and nationalistic pride. However, there was one single event, the assassination of Archduke Ferdinand of Austria, which started a chain of events leading to war.
A political ideology is best defined as standards or ethical ideas or principles, either political or cultural, needed for a large society to conform for the purpose of social order. For example in politics, liberalism is considered as a political ideology, which focuses on self-reliance or individualism.
Answer:
Higher wages
Explanation: This question is attempting to explain the reasons for migration. Push and pull factors play a role in the decision of human beings to leave one place or country and migrate elsewhere.
To answer your question, the answer is C.Economic Depression because Portugal,France,Great Britain, and Belgium are all mostly about Colonialism.