What is known about Australopithecines and tool use?

• A. They definitely used metal tools
• B. They did not have hands suitable for manipulation
• C. They had hands evolved for manipulation; it is unknown whether they used tools
• D. They used fire to process tools

Answer: (C)

The main idea here is how anatomy informs behavior in early hominins: Australopithecines had hands that were evolved for manipulation, including grasping and precise handling of objects, which means they were physically capable of using tools. But being capable doesn’t prove they used tools; the fossil record does not provide definitive evidence that they used tools, and the best-supported tool use in this lineage is linked to later hominins such as Homo with the Oldowan tool industry starting around 2.6 million years ago. So, while their hands could have supported tool use, it remains unknown whether Australopithecines themselves used tools.

Metal tools obviously didn’t exist in their time. They did have hands suitable for manipulation, and there’s no conclusive evidence that they used tools. Fire use is associated with later species, not clearly established for Australopithecines.