which action is characteristic of mental illness?\nbrushing teeth every hour because ones mouth feels…

which action is characteristic of mental illness?\nbrushing teeth every hour because ones mouth feels dirty\nforgetting to eat breakfast on a busy day\ncrying for three days over a relationship breakup\nfeeling embarrassed about going to school after falling in front of friends
Answer
Brief Explanations:
Brushing teeth every hour due to a perception of a dirty mouth can be a sign of an obsessive - compulsive behavior which may be related to mental illness. Forgetting breakfast on a busy day is a normal oversight. Crying for three days over a breakup can be a normal emotional reaction. Feeling embarrassed after falling in front of friends is a common social emotion.
Answer:
brushing teeth every hour because one's mouth feels dirty