Which of the following statements is true? 1. A cost center is a responsibility center. 2. The basic objective of responsibility accounting is to charge each manager with those costs and/or revenues over which he has control. 3. Under a responsibility accounting system, fewer expenses are charged against managers; the higher one moves upward in an organization. Both statements Il and Ill are true. Both statements I and Il are true. None of the statements are true. All of the statements are true