Final answer:
The practice among the Yanomamo of Venezuela where a son-in-law collects peach palm fruit for his father-in-law exemplifies the sexual division of labor, a common practice in many societies where specific tasks are traditionally gender-assigned.
Step-by-step explanation:
Among the Yanomamo of Venezuela, when a young man marries, he is obligated to collect peach palm fruit for his father-in-law is a good example of a sexual division of labor. In many societies, work is divided based on gender, with certain tasks being traditionally assigned to either men or women.
This practice is evident across various cultures where men may be responsible for hunting, gathering specific types of food like palm fruit or engaging in labor-intensive activities, while women might gather different foods, manage household duties, or provide other forms of labor.