People who think alike on a particular issue and who can be mobilized for political action defines a

Aspecial interest group.

Blobbyist.

Csocial group

Dpolitical aggregate

Long island residents who depend upon Salvadoran laborers for landscaping services but pass laws to prevent them from living in the same community are practicing

Aassimilation.

Bsegregation.

Camalgamation.

Dpopular transfer.