Brain scanning research has shown that the is responsible for identifying sounds, and the is responsible for locating sounds.

The ventral stream, also known as the "what" stream, is the location in the brain that identifies exactly what is being heard, and the dorsal stream, also known as the "where" stream, is the part of the brain that recognizes where in space that the sound came from.

3. i would say one, but one is not prime nor composite.