Explanation:

- Working class solidarity: This refers to the bonds and unity shared among members of the working class based on shared economic and social interests. It is not typically associated with Durkheim's theories.

- Occupational solidarity: This suggests unity and bonds formed around occupational identities. However, it is not commonly used in Durkheim's terminology.

- Mechanical solidarity: This is Durkheim's concept where social cohesion comes from shared beliefs and similarities found in less complex societies.

- Organic solidarity: This is Durkheim's term for social cohesion that arises from the interdependence created by the specialization of work in more complex societies.