Experiments Assessing the Causal Relationship Between Brain Maturation and Social-Emotional

Experiments assessing the causal relationship between brain maturation and social-emotional behaviour:

A) demonstrate changes in the corpus callosum that are responsible for an increase in self-control.
B) demonstrate changes in white matter that are responsible for an increase in self-control.
C) do not specify the neurological mechanisms underlying changes in adolescent behaviour.
D) demonstrate changes in the frontal cortex that are responsible for an increase in self-control.