MS-DRG relationships comparing with MCC or CC (major complications/comorbidities/complic ations/comorbidities) to without MCC/CC MS-DRGs for the same clinical condition should be reviewed because:
a. MCC/CCs can be over-coded by coders
b. MCC/CCs can be under-coded by coders
c. MCC/CCs should not be reported by coders
d. None of the above