Which of the following is correct? Select one: a. Overtime premiums should be treated as a component of Direct labour .. b. overtime premium should be accounted for as a special type of loss. c. Idle time should be treated as a component of manufacturing overhead. d. Both "a" and "c" are correct Summit Corporation recently used $75,000 of direct materials and $9,000 of indirect materials in production activitie these transactions would include: Select one: a. a debit to Manufacturing Overhead for $9,000. O b. a debit to Manufacturing Overhead for $84,000. c. a debit to Work-in-Process Inventory for $84,000. O d. a credit to Manufacturing Overhead for $9,000