How did Ferdinand and Isabella help build the national identity of Spain? (4 points) A: They built a strong army to fight the English. B: They challenged the nobles for control. C: They conquered many regions in France. D:They unified their lands under one religion.
Answer: D: They unified their lands under one religion.
Explanation: When Ferdinand and Isabella got married they unified their two kingdoms resulting in establishing Spain as having one religion which is Catholic.
