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: Dental
Dewey's Modification of the Angle's Class-I Type 2 is? 
Select and explain. 
A. Crowded Anteriors, B. Anterior Crossbite, C. Anteriors in Labioversion, D. Posterior Crossbite
C: Anteriors in Labioversion
Answer: C: Anteriors in Labioversion 
Explanation: None