Which of the following was a reason for imperialism in the late 19th and early 20th centuries

1. Economic motives: Imperialist countries sought to gain access to new resources, markets, and cheap labor to fuel their industrial economies.

2. Political motives: Imperialist powers sought to expand their influence and power by acquiring colonies and territories around the world.

3. Social motives: National pride, racial superiority, and a desire to spread civilization and Christianity were often cited as reasons for imperialism.

4. Military motives: Imperialist countries sought to establish strategic bases and control key shipping routes to protect their interests and maintain their military dominance.