The Basque people of northern Spain have a distinctive language and culture, which they want to protect from outside influences. Although Spain's central government has given this group some autonomy, periodic violence has erupted by those seeking complete independence. economic conflict
religious conflict
cultural conflict
political conflict

Correct

d. political conflict  

Explanation:

Basque people of northern Spain are indigenous to and primarily inhabit an area and region that is located around the western end of the Pyrenees on the coast of the Bay of Biscay and straddles parts of north-central Spain and south-western France.

Due to their different culture, language and unique different from Spain and France, they have been clamoring for complete independence. Most times, this clashes with Spanish government leading to political conflict.

b, the anti immigrant fervor

austria

hugary

yugoslavia

czechoslovakia