Jolly infants and alert,energetic adults are especially likely to show high levels of brain activity in the

A) amygdala.
B) somatosensory cortex.
C) cerebellum.
D) left frontal lobe.

Left Frontal Lobe

The region of the brain located in the front left portion of the frontal lobe, associated with speech, reasoning, and voluntary muscle movement.

Brain Activity

The functioning and processes occurring within the brain, including neural activity, electrical impulses, and chemical signaling, as measured by various neuroimaging techniques.