Final answer:
Gold mining is an example of primary economic sector activities. It is part of the primary sector which includes activities involving the extraction of natural resources, laying the foundation for many economies. Health care, on the other hand, belongs to the service sector and is not included as a primary sector activity.
Step-by-step explanation:
An example of primary economic sector activities is C. Gold mining. The primary sector includes activities that pertain to the extraction and collection of natural resources. Poultry farming, mentioned in option A, is also part of the primary sector as it involves agriculture; B is incorrect as health care is a part of the service sector; D is not appropriate in this context. Gold mining is a traditional economic activity that extends back through human history and has been the foundation for many economies due to the value of gold. In this sector, wealth is extracted directly from natural resources.
When considering Gross Domestic Product (GDP), included elements are transactions with a monetary value. For instance, a. the cost of hospital stays and f. a new car sale are included, whereas b. the rise in life expectancy over time and d. child care provided by a grandmother (which is typically unpaid) are not.