Which statement made by the author is least supported by evidence provided in the text?

A.

The human body is complex.
B.

Like humans, robots have a body, muscular and sensory systems, and a brain.
C.

National Aeronautics and Space Administration (NASA) sends robots into terrain that the human body cannot tolerate.
D
.

Eventually, robots may even perform surgery!

C. National Aeronautics and Space Administration (NASA) sends robots into terrain that the human body cannot tolerate.