Calstone, Inc., prepares a single, continuous statement of comprehensive income. The following situations occurred during the company's 2013 fiscal year:

1. An earthquake destroyed a manufacturing facility. The event is considered to be unusual and infrequent in occurrence.

2. Land that had been held as an investment was sold and a gain was recognized.

3. Losses from foreign currency translation were recognized.

4. Interest revenue was recognized.

5. A division was sold that qualifies as a separate component according to GAAP regarding discontinued operations.

6. Unrealized losses on investments.

7. Restructuring costs were incurred due to downsizing and reorganization of a manufacturing facility.

Required: For each situation, identify the appropriate reporting treatment from the list below (consider each event to be material).

a. As a component of operating income.

b. As a nonoperating income item (other income or expense).

c. As a separately reported item.

d. As an item of other comprehensive income.