When claiming expenses, staff members are responsible for ensuring that their claims meet the organization's expenses policies. Any expenses must be approved by the staff member's manager belore the cost is incurred, unless there are exceptional circumstances. All ciaims must be supported by original receipts for the costs incurred. Claims must be made within 30 days of the date the cost was incurred, unless there are exceptional circumstances. Claims are usually settied within 7 working days of submission. When constructing a task description for the task 'claim expenses', what is an appropriate performance measure? Select one or more: a. All claims settled within 30 working days. b. All claims settled within 7 working days. c. All claims approved by the managet. d. All claims made within 30 days of the cost being incured