Final answer:
The factors that contribute to industrial development are a region's access to resources, the initiative or entrepreneurship of the local citizens, and the economic policies by the government; hence, all of the above.
Step-by-step explanation:
The factors that contribute to industrial development include A. a region's access to resources, which helps in providing the necessary raw materials for industry; B. the initiative or entrepreneurship of the local citizens, which drives innovation and the creation of new industries; and C. economic policies enacted by the government, which can encourage or hinder growth through various means such as subsidies, taxation, and regulation. Therefore, the correct answer is D. All of the above.
These factors are intertwined and essential for economic growth. An area rich in resources might attract investment, entrepreneurship brings these resources to market in innovative ways, and government policies can provide a conducive environment for these activities to flourish. Moreover, the availability of capital is crucial as it allows for the investment in new industries, contributing to the overall economic development.