The correct answer is (a). Explanation & Key Takeaways: Development in a sustainable way • Development that satisfies the needs of the present without undermining the potential of future generations to fulfill their requirements. • The Brundtland Commission introduced this most generally agreed with the concept of sustainable development in its ‘Our Shared Future’ report (1987). • According to the UN, there can be no trade-off between economic growth and environmental protection. Hence statement b is incorrect. Sustainability of Economics • It insists on equal economic prosperity, without damaging the climate, which creates income for everyone. Investment and fair economic capital sharing. Eradicating poverty in both its aspects and dimensions. • Science and Conventional Knowledge Convergence Where people are willing to add their local capital and practice to the process of transition, progress not only becomes permanent but also accelerates. • Traditional and empirical knowledge together is called knowledge of the culture. • In several places, shifting toward sustainable development would require information from the community. • Securing economic development, social equity and justice, and environmental protection is the goal of sustainable development. • Although these three factors can work in harmony, they are often found to conflict with one another. Hence statement a is correct. So, option 1 is correct.