Final answer:
The fifth factor controlling human economic activities, to complete the list starting with physical environment, cultural considerations, political decisions, and technological development, is social structure. These factors collectively influence the economic standard of living by shaping resource availability, innovation, business climates, and societal organization.
Step-by-step explanation:
The main answer to fill in the blank regarding the five factors controlling the economic activities of humans is c) Social structure. The complete list includes the physical environment, cultural considerations, political decisions, technological development, and social structure. The economic standard of living around the world is determined by multiple factors, such as access to natural resources, level of technological advancement, political stability, and social factors including education levels and social services.Explanation in more than 100 words is necessary to understand how these factors interplay. For instance, a region's physical environment influences economic activities through the availability of resources, while cultural factors can affect consumer preferences and labor force characteristics. Political decisions shape the business climate and regulations. Technological development drives innovation and productivity improvements. Lastly, the social structure, which includes social organization, family structure, and class systems, can impact economic behaviors and opportunities.In conclusion, understanding these variables provides a framework to comprehend various economic phenomena such as poverty rates, wealth distribution, and the potential for economic growth or decline within a society.