Malocclusion Is Rarely Corrected in Patients with Down Syndrome Because

Malocclusion is rarely corrected in patients with Down syndrome because if a cross-bite is corrected, an earlier tissue breakdown may occur as a result of the underdeveloped maxilla and its relation to basal bone. Lingual movement of mandibular teeth is difficult because of their large, protruding tongues.

A) Both the statement and the reason are correct, and they are related.
B) Both the statement and the reason are correct, but they are not related.
C) The statement is correct, but the reason is not.
D) The statement is not correct, but the reason is correct.
E) Neither the statement nor the reason is correct.