The reason why freeing hands for tool making is not regarded as a likely generator for bipedalism is because tools don't show up in the archaeological record for several million years after bipedalism.

Question

Quizplus · Accepted Answer

This statement is true. The oldest known stone tools date to around 2.6 million years ago, whereas the earliest evidence of bipedalism dates back to around 6 million years ago. Therefore, the development of tool making cannot be credited as the primary reason for the evolution of bipedalism.

The Reason Why Freeing Hands for Tool Making Is Not