Whether his department employed a certain person (name furnished) to (a) investigate and/or (b) provide a legal opinion on the procurement of VIP aircraft; if not, why not, in each case; if so, (i) what was the (aa) terms of reference of the investigation and/or (bb) brief for the legal opinion, (ii) what was the title of the (aa) investigation report and/or (bb) legal opinion, (iii) on what date was the (aa) investigation reported and/or (bb) legal opinion received and (iv) what were the findings of the (aa) investigation and/or (bb) legal opinion?