Alyssa experiences the following symptoms during the week before her period and ending within a few days after the period begins: irritability and anger, difficulty concentrating, fatigue, changes in appetite, sleeping too little, feeling overwhelmed, and physical discomfort. Alyssa is most likely suffering from .

Premenstrual dysphoric disorder

Explanation:

Premenstrual dysphoric disorder (PMDD) is a severe form of Premenstral syndrome that includes physical and behavioural symptoms that usually surface with the onset of menstruation. It is usually caused by an abnormal reaction to hormone changes related to menstrual cycle.Symptoms include  irritability or anger, Mood swings , Fatigue , Difficulty concentrating , Change in appetite , Change in appetite , Breast tenderness, Feeling out of control , Depression or feelings of hopelessness , Intense anger and conflict with other people, Decreased interest in usual activities .

    racial conflict and discrimination has existed ever since man learned to kill with rocks and bones. these conflicts arose from disputes between territory, power, wealth, religion, or simple difference. some of the most infamous racial disputes include slavery, the holocaust, and the civil rights movement.

    these listed disputes often resulted in casualties from all sides. riots, wars, imprisonment, and lynching are all commonly associated with racial conflict on severe levels.

      however, racism is an improving issue in recent decades. people are being more accepting and welcoming of diverse populations. though, the world isn't perfect and it will take much more time, if ever, until the world is rid of racism.

answer; the parasympathetic nervous system;