Kerala’s health expenditure as a percentage of its GSDP is:

Higher than the national average
Lower than the national average
About the same as the national average
There's insufficient data to compare

The correct answer is: A) Higher than the national average.

Kerala’s health expenditure as a percentage of its GSDP is 5.2%, which is higher than the national average of 3.8%. This means that Kerala spends more on healthcare than the national average, which is likely due to the state’s strong focus on public health.

Option B is incorrect because Kerala’s health expenditure as a percentage of its GSDP is higher than the national average.

Option C is incorrect because Kerala’s health expenditure as a percentage of its GSDP is higher than the national average.

Option D is incorrect because there is sufficient data to compare Kerala’s health expenditure as a percentage of its GSDP to the national average.