3 SS SOL 3.7, 3.8, & 3.9 (Economics)

SOS 3.7 - Draw conclusions about how producers use natural resources (water, soil, wood, and coal), human resources (people at work), and capital resources (machines, tools, and buildings) to produce goods and services for consumers.
SOL 3.8 - REconginze the concepts of specialization (being an expert in one job, product, or service) and interdependence (depending on others) in the production of goods and services (in ancient Greece, Rome, the West African empire of Mali, and in the present)
SOL 3.9 - Identify esamples of making an economic choice and explain the idea of opportunity cost (wat is given up when making a choice)