In the Reporting of Segment Revenue Data

In the reporting of segment revenue data:

A) intra-segment revenue is eliminated as part of the consolidation process so that only sales revenue derived from sales to external customers is reported.
B) an entity must disclose the segment revenue for each reportable segment, although total intra-segment revenue may be disclosed as a lump sum for all segments.
C) an entity must disclose the segment revenue for each segment, with revenue from external customers and intra-segment revenue reported separately.
D) none of the above.