Labor dispute: Refers to a dispute caused by differences in labor rights and duties between workers and users of labor. According to the above definitions, which of the following is acts that are labor disputes? ['Worker A argues with the factory for failing to obtain insurance compensation due to a work injury.', 'Conflicts between Enterprise A and Enterprise B due to secondment of a certain employee.', 'Worker A has a dispute with the local labor department due to work transfer.', 'Staff A and Staff B in a factory have conflicts due to different work opinions.']