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 a 2 year old child maxillary deciduous central incisor
is intruded by 4mm. Treatment is 
Select and explain. 
A. Remove the intruded incisor, B. Resorption of the intruded incisor, C. Make patient comfortable and observe, D. Resorption and splint
C: Make patient comfortable and observe
Answer: C: Make patient comfortable and observe 
Explanation: None