Final answer:
Studying hunter-gatherers helps us understand pre-history by providing insights into the way of life, social structures, cultural values, and subsistence strategies of humanity's ancestors.
Step-by-step explanation:
Studying hunter-gatherers provides a window into pre-history because it can help us understand the way of life of humanity's ancestors. By observing modern hunter-gatherer societies and studying archaeological evidence, we can gain insights into early social structures, cultural values, and subsistence strategies. Additionally, it can shed light on the transition from hunting-gathering to agriculture and the impact of this change on human societies.