Identify the statements which suggest that it is not politics that gets caste-ridden, it is the caste that gets politicised.
1. When governments are formed, political parties take care that representatives of different castes find a place in it.
2. Each caste group incorporates neighbouring castes which were earlier excluded.
3. Various caste groups enter into a coalition with other castes.
4. Political parties and candidates in elections make appeals to caste sentiments.