1. The document reviews different cultural evolution types and asks the reader to choose which one is appropriate for several scenarios.
2. The scenarios include a society characterized by knowledge and information as hallmarks, where bilateral agreements between countries arise, and that is characterized by more than just mechanical means of production.
3. Another scenario describes people learning to cultivate fields using human muscle power and hand-held tools.
4. A final scenario is described as being organized along male-centered kinship groups.