Which of the following is NOT one of the steps in the budget preparation process? a) Between 15 and 19 months in advance, OMB issues a call for estimates to all agencies requesting their projections for ongoing and new programs in the coming year. b) OMB calls on pre-assigned budget examiners to hold hearings with the agencies on their requests. c) OMB issues circulars (budget and fiscal policy guidelines) to guide federal agencies in budgetary and management procedures. d) Examiners make recommendations to OMB. e) President exercises a veto. f) A Single budget document is submitted to Congress.