I believe the answer is d.
Some people would say that a nation needs a language, culture or religion in common, but this is not true- look at Switzerland, which has 4 official languages.
What is really needed for a country is that it's independent and sovereign an that it must be able to handle its own affairs.
Answer: Social Darwinism is any of various theories of society which emerged in the United Kingdom, North America, and Western Europe in the 1870s, claiming to apply biological concepts of natural selection and survival of the fittest to sociology and politics.
Explanation: Social Darwinists believe in “survival of the fittest”—the idea that certain people become powerful in society because they are innately better. Social Darwinism has been used to justify imperialism, racism, eugenics and social inequality at various times over the past century and a half
Answer:
you didnt list the above events
Explanation: