The best definition of nationalism is devotion and loyalty to one’s

The correct answer is D. country.

Nationalism is primarily defined as a sense of devotion and loyalty to one’s nation or country, emphasizing a shared identity based on culture, history, or political unity. While other factors like race, region, and religion can influence national identity, nationalism specifically centers around the love and pride for one’s country. If you have any more questions or need further clarification, feel free to ask!