Final answer:
Stone tools and animal bones provided anthropologists with the first clues in understanding early human lifestyles and food procurement.
Step-by-step explanation:
The objects that provided anthropologists with the first clues were stone tools and animal bones. In early human settlements, archaeologists found debris of stone tools that were likely used in food production. They also found animal bones with butcher marks, indicating meat consumption. These artifacts have helped anthropologists understand early human lifestyles, food procurement, and cultural practices.