Why Might the Impression of Young Teens as Being Impulsive

Why might the impression of young teens as being impulsive and poor planners have some merit?

A) Young teens have decreased white matter when compared to later adolescence.
B) One of the last areas of the brain to develop is the prefrontal cortex.
C) The parietal lobe develops slower than other areas of the brain.
D) The myelin sheaths around axons are not developed at this time.
E) The communication between hemispheres does not improve until early adulthood.