Macionis makes a distinction between primary groups and secondary groups. Explain how a secondary group can turn into a primary group. Use an example to illustrate how. (4 points)

Commercial agriculture consists of raising food for trade and profit, while subsistence agriculture focuses on -- a. providing the basic needs of the farmer's family b. providing the basic needs of the neighboring communities c. creating more arable land for future use d. obtaining subsidies from governments and corporations