a. The given statement is false as there have been different factors (like massive rate of growth of population, unequal distribution of wealth, skewed benefits accruing from green revolution etc.) due to which benefits of increase in the Gross Domestic Product have not trickled down completely to the people at the bottom of population pyramid.
b. The given statement is true. Human Capital Formation (investment in education/health) not only increases the productivity of the available human resources but also stimulates innovations and creates ability to adopt and adapt to the new technologies.
c. The given statement is false, as generally, there exists a positive correlation between infrastructural growth and national income. Infrastructure is the support system for an economy which facilitates greater productive activities, higher levels of output/income and improvement of quality of life in an economy.
