B. Solar flares
The auroras are caused by space dust particles reflecting and mixing with earth’s atmosphere
Anyone with Schizophrenia in his or her family history would develop Schizophrenia
Methamphetamine is neurotoxic to dopaminergic neurons in the human’s midbrain. It increases the amount of the dopamine in the brain and as a result, produces the euphoria feeling that many people experience. It is also indicated that high-dose methamphetamine use can be neurotoxic to serotonin neurons (with the potential of damaging neurons)<span>.</span>