(1) Whether her department has received any complaints with regard to the air quality in the (a) Olifantsfontein, (b) Clayville, (c) Tswelopele and (d) Midstream areas of Gauteng; if so, (i) how many complaints and (ii) what action was taken in each regard; (2) (a) when last was the air quality in the specified areas tested and (b) what were the results of each of these tests; (3) what (a) are the names of the (i) businesses and/or (ii) organisations found to be polluting the air and (b) action has been taken against them; (4) (a) how many (i) businesses and/or (ii) organisations in the (aa) Olifantsfontein, (bb) Clayville, (cc) Tswelopele and (dd) Midstream areas have applied for (aaa) exemptions and (bbb) postponements from requirements in the National Environmental Management: Air Quality Act, Act 39 of 2004 and (b) what are their names?