With reference to the performance agreements concluded with Directors-General (DGs) and/or Heads of Department (HoDs), what (a) measures will be put in place to ensure that DGs and/or HoDs submit their performance agreements within the stipulated time frame, (b) action will be taken against DGs and/or HoDs who fail to submit their performance agreements within the stipulated time frame and (c) action, consequence management or otherwise, will be taken against DGs and/or HoDs who perform poorly in terms of their performance agreements?