The concept of anomie is introduced to the sociological thinking by Emile Durkheim first time in the history of sociological thinking. The anomie that Durkheim has described refers to a state of normlessness and irregularity that arises in periods of social changes and irregularities, in the event that the social order deteriorates or fails to operate. In this case, people become more aggressive and depressed, resulting in an increase in violence, crime and suicide rates. Anomie is related to a social situation, not to a personal state of mind. It is caused by the tension between individual interests and collective cultural conscious. The correct answer is A.