(1) For the purposes of this Part, a person engages in discriminatory conduct if (a) the person (i) dismisses a worker; or(ii) terminates a contract for services with a worker; or(iii) puts a worker to his or her detriment in the engagement of the worker; or(iv) alters the position of a worker to the worker's detriment; or(b) the person (i) refuses or fails to offer to engage a prospective worker; or(ii) treats a prospective worker less favourably than another prospective worker would be treated in offering terms of engagement; or(c) the person terminates a commercial arrangement with another person; or(d) the person refuses or fails to enter into a commercial arrangement with another person.(2) For the purposes of this Part, a person also engages in discriminatory conduct if the person organises to take any action referred to in subsection (1) or threatens to organise or take that action.