Best Answer: B) Corpus callosum which is a wide, flat bundle of neural fibers beneath the cortex in the eutherian brain at the longitudinal fissure. It connects the left and right cerebral hemispheres and facilitates interhemispheric communication. It is the largest white matter structure in the brain, consisting of 200â250 million contralateral axonal projections.
harebrained â(comparative more harebrained, superlative most harebrained) ( 1 of an idea or plan etc) absurd, foolish or stupid. ( 2 of a person) frivolous and silly; featherbrained or scatterbrained.
Once the consequences were clear, then the child used the ability to reason (a little) and the functionality of the primitive brain to  predict consequences and to create strategies that would be successful.The elements above are the very definition of planning!nce the consequences were clear, then the child used the ability to reason (a little) and the functionality of the primitive brain to  predict consequences and to create strategies that would be successful. The elements above are the very definition of planning!