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 of the following conditions is least likely to present as an eccentric osteolytic lesion: 
Select and explain. 
A. Aneurysmal bone cyst, B. Giant cell tumour, C. Fibrous cortical defect, D. Simple bone cyst
D: Simple bone cyst
Answer: D: Simple bone cyst 
Explanation: None