Final answer:
Richard Lee's study of the Dobe Ju/'hoansi revealed that hunter-gatherer lifestyles could be affluent and nutritionally rich, with more leisure time than farmers.
Step-by-step explanation:
Anthropologist Richard Lee's studies among the Dobe Ju/'hoansi, a hunter-gatherer group, revealed important insights about their lifestyle. He found that the Dobe Ju/'hoansi worked an average of three to four days a week to obtain food, allowing them to have more leisure time compared to farmers. Moreover, they were described as fit, healthy, and free of nutritional deficits, indicating that the hunter-gatherer lifestyle could be affluent and nutritionally rich.