21. Which of the following is not a benefit of budgeting? a. The budgeting process enables managers to uncover bottlenecks as they occur b. Budgets communicate management's plans throughout the organization c. Budgets define goals and objectives that can serve as benchmarks for evaluating subsequent performance 22. The system of accountability in which managers are held responsible for those items of revenue and costs-and only those items-over which they can exert significant control is referred to as a. Budgeting b. Control c. Responsibility Accounting d. Self-Imposed Accounting 23. Which of the following explain why operating budgets generally span a period of one year? a. Accounting regulations mandate that all operating budgets be prepared for one year b. Operating budgets, by definition, are prepared for one-year periods c. Companies choose a span of one year to correspond to their fiscal years d. Operating budgets need to correspond with the calendar year.