Final answer:
The distribution of resources and risks within a primate group influences social relationships and dynamics. Females choose friendly relationships for mating, shaping the social structure. Cooperation is a key factor in primate social life.
Step-by-step explanation:
The distribution of resources and risks within a primate group or society strongly influences the social relationships and dynamics among its members. In primate groups, females are often sexually assertive and highly competitive, choosing to mate with certain male "friends" instead of aggressive or dominant males. This preference for friendly relationships rather than competition shapes the social structure of the group.
Key factors in shaping these relationships include the availability of resources such as food and shelter, as well as the reproductive success of individuals. Females, who invest more time and resources in caring for offspring, are more selective in their choice of mates, leading to the formation of strong social bonds with certain males who provide resources or protection. Cooperation rather than competition is recognized as a central feature of primate social life, with both males and females being important actors.