As people experience positive emotions, an increase in brain activity is most evident in the:

a. right frontal lobe.

b. left frontal lobe.

c. right occipital lobe.

d. left temporal lobe.

e. left occipital lobe.

b. left frontal lobe.

Explanation:

As people experience positive emotions, an increase in brain activity is most evident in the left frontal lobe. Studies using MRI scans suggest that the left frontal lobe is more active during periods of happiness and has therefore been associated with positive emotions.