Whether he has been presented with a draft proclamation for the Special Investigating Unit (SIU) to investigate the upgrades at his Nkandla residence; if not, what is the position in this regard; if so, (a) when was the proclamation presented, (b) who presented the draft proclamation, (c) what exactly the draft proclamation requested the SIU to investigate and (d) why he has not signed the draft proclamation?