10 Which of the following statements about the flexible budget is false? A) A flexible budget is useful for an ex ante planning purpose, but may not be useful for ex evaluation. B) In a flexible budget, total variable costs will vary across different levels of activity C) With a flexible budget a manager can determine what costs should have been incurred at a given level of activity D) The flexible budget is a dynamic tool, in that a budget can be constructed to compare to any level of actual costs within the relevant range. Il. The bodgeted fixed overhead cost per unit is S9 when 20,000 units are produced and S6 when 30,000 units are produced. What would be the total budgeted fixed cost when nothing is A)$0 B) $180,000 C) $360,000 D) $750,000