We cannot say for certain that the paranthropines were the makers or users of tools found with their fossils because

Question

Quizplus · Accepted Answer

Both A and B are correct reasons for the uncertainty regarding whether paranthropines were the makers or users of tools found with their fossils. Other hominins existing at the same time could have been the actual toolmakers, and there has not been a discovery where tools were exclusively associated with Paranthropus fossils, making it difficult to attribute tool use or manufacture directly to them.

We Cannot Say for Certain That the Paranthropines Were the Makers