All of the following are "costs" of bipedalism except
A) it is harder to overcome gravity to supply the brain with sufficient blood.
B) the weight of the body above the pelvis and lower limbs puts greater stress on the hips, lower back, knees, and feet.
C) the hands were freed for other tasks.
D) pregnant women had greater stress placed on the lower limbs.

Question

Quizplus · Accepted Answer

Bipedalism frees the hands for other tasks, which is a benefit rather than a cost.

All of the Following Are "Costs" of Bipedalism Except