5 Marks. What is the disadvantage of flexible budgets? O A Organizations can change history" by changing their budgets, so as not to report bad results OB There is no disadvantage if you aren't comparing sales budgets as well as costs. O C. Flexible budgets do not analyze why the quantity of activity changed; thus, the only thing being analyzed is the dollar rate of costs and revenues OD. Flexible budgets allow a proper comparison to actual costs or revenues at the same quantity levels of activity