Consider the following pairs:
Regions sometimes mentioned in news
1. Catalonia - Spain
2. Crimea - Hungary
3. Mindanao - Philippines
4. Oromia - Nigeria
Which of the pairs given above are correctly matched?
(a) 1, 2 and 3
(b) 3 and 4 only
(c) 1 and 3 only
(d) 2 and 4 only