Which of the following has been shown to fluctuate with a circadian rhythm?
a. serotonin
b. body temperature
c. extraversion
d. frontal asymmetry

Select two risk factors for self-harming behavior. a. having high self-esteem b being a teenager or young adult c. being female d. having never abused drugs or alcohol i know its going to be something funny and i'm gonna feel dumb asking it but its for my final test of the semester