Has (a) a certain firm (name furnished) or (b) a certain person (name furnished) ever been paid to do work for his department since 24 October 2011; if so, (i) what services were rendered, (ii) when were the services (aa) rendered and (bb) completed, (iii) how was (aa) the firm or (bb) any of the specified persons chosen to deliver the particular service and (iv) what amount was the (aa) firm or (bb) specified persons paid to deliver these services?