Question

what led to the myth that humans use only 10 percent of our brains? a scientists electrically probed the association areas of the brain and received no response. b \scientists noticed that when they severed the corpus callosum of most patients, it had no effect on their behavior.\ c phineas gages horrible accident had no detectable effect on his brain. d this is not a myth; humans use only 10 percent of the brain.

Explanation:

The myth that humans use only 10 percent of their brains likely originated from early misunderstandings in neuroscience research. Scientists electrically probed the association areas of the brain and received no response, leading to the false - assumption that those areas were not in use.

Answer:

A. Scientists electrically probed the association areas of the brain and received no response.