Which of the following statements about austerity measures introduced by the Union Finance Ministry to curb government expenditure in September 2009 are correct? I.          Ministries and Departments were asked to cut non-plan expenditure by ten per cent in case of some expenses and five percent in case of the remaining ones II.         Ministries and Departments were asked not to hold conferences in five star hotels III.        Plan expenditure was subjected to a token one percent cut