Which of the following is responsible for the high poverty rate?

Explanation:
The poverty rate is the ratio of the number of people whose income falls below the poverty line, taken as half the median household income of the total population.
The poverty rate has decided the poverty line, different at national and state levels.
In India, the poverty rate is very high due to disparities in people's incomes.
The main aim of the land redistribution programme was to reduce poverty in India.

Final Answer:

Hence, the correct answer is option D, as the high poverty rate in India is because of huge income inequalities, unequal distribution of land, and lack of effective implementation of land reforms.