Final answer:
The passage's structure uses examples of nationalism to clarify its meaning, showing both its positive aspects and potential negative consequences, and outlining cultural factors that contribute to national identity.
Therefore, the correct answer is: option B). by providing examples of nationalism to explain the idea.
Step-by-step explanation:
The given passage describes the feelings of devotion and loyalty to one's own nation, the desire for progress or independence, and the principles and actions of a nation.
Therefore, the organizational structure of the passage supports the author's purpose by providing examples of nationalism to explain the idea. It also explains how nationalism can have both positive and negative results.
It also touches on the potential consequences when nationalism is taken to an extreme degree, such as international conflict, and the cultural elements like folk stories and songs that contribute to the nationalism of a country.
The narrative of nationalism is explained through clear examples, making the abstract concept more tangible and understandable for the reader.