This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Surgery
In children below age of 8 years, high Level of cranio-facial disjunction of Lefort III classification is rarely seen because: 
Select and explain. 
A. Children in that age group really get affected by such traumatic incidence, B. Facial skeleton is covered with thick soft tissue, C. There is lack of poorly developed ethmoidal & sphenoidal sin us, D. The line of demarcation between medullary & cortical bone is less evident
C: There is lack of poorly developed ethmoidal & sphenoidal sin us
Answer: C: There is lack of poorly developed ethmoidal & sphenoidal sin us 
Explanation: None