A Company that generates reports by both geographic region and product line must consider additional criteria in identifying operating segments when there multiple sets of reports. Which of the following statement is correct? I An operating segment has a segment manager who is directly account able to the chief operating decision maker for its financial performance. II) If more than one set of organizational units exists, each organizational unit is considered an operating segment even if there is only one set for which segment managers are held responsible. III) If segment managers exist for two or more overlapping sets of organizational units, the of the business activities must be considered.?