I'm pretty sure it is physical and mental development
I believe that the first blank is insulin and the second blank is diabetes.
Answer: 50 tiger reserves
Explanation:
Project Tiger was launched by the Government of India in the year 1973 to save the endangered species of tiger in the country. Starting from nine (9) reserves in 1973-2016 the number is grown up to fifty (50). A total area of 71027.10 km2 is covered by these project tiger areas.
hope it helps you
