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7437 Dental

Space regaining is indicated in all of the following except

AOne or more permanent teeth have been lost
BSome space in the arch has been lost due to mesial drift of 1st permanent molar
CMixed dentition analysis shows that once the lost space is gained back, there will not be any arch length-tooth material discrepancy
D1st molars are in end to end relation due to Class II skeletal base and prognathic maxilla (Correct Answer)