What are the interesting aspects in "Homo Nationalis" by Etienne Balibar in We, the People of Europe?
a. Balibar's exploration of the concept of "Homo Nationalis" and its implications for citizenship and identity in Europe
b. The analysis of the relationship between national identity and belonging in the context of the European Union
c. The discussion of the tension between national sovereignty and European integration in the construction of a common European identity
d. The examination of how the concept of "Homo Nationalis" relates to issues of immigration, multiculturalism, and the treatment of minority populations within Europe