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: Pathology
Which one of the following is the cause of dilacerations? 
Select and explain. 
A. Trauma to the tooth germ during root development, B. Abnormal displacement of tooth germ during root development, C. Abnormal proliferation of enamel epithelium during tooth development, D. Abnormal displacement of ameloblasts during tooth formation
A: Trauma to the tooth germ during root development
Answer: A: Trauma to the tooth germ during root development 
Explanation: None