Consider the following statements:
- The per capita income of Kerala is much higher than the national average.
- The female literacy rate of Kerala is much higher than the national average.
- The transport network in Kerala provides easy access to healthcare services.
- Effective land reform has permitted the poor people in Kerala to gain access to land resources.
Which of the above stand true for the state of Kerala and have helped the state to surpass the other states in achieving better health indices?