QUESTION 19 Zero-based budgeting requires that managers start budgeting at point zero and: O A. budget only for changes from the past period's budget. B. justify every dollar that will appear in the budget. O C. budget only for major items of expense. O D. All of the other answers are incorrect. QUESTION 20 Periodic budget reports generally compare actual data with budgeted data. True False QUESTION 21 Budgets are used in performance evaluation. True False