What is the primary objective of the "Varumun Kappom" scheme in Tamil Nadu?
- Providing preventive healthcare services to the rural poor.
- Offering free medical treatment for chronic diseases.
- Ensuring healthcare for migrant construction workers.
- Subsidizing medical expenses for economically weaker sections.
1
Only 1
2
Only 1 and 2
3
Only 2 and 4
4
All of the above