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
In an early mixed dentition case with insufficient space in the anterior segment for erupting permanent lateral incisors, what treatment is indicated: 
Select and explain. 
A. No treatment, B. Disc the proximal surface of permanent incisors to reduce the space required, C. Disc the deciduous cuspids, D. Extract the deciduous cuspids
C: Disc the deciduous cuspids
Answer: C: Disc the deciduous cuspids 
Explanation: None