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: Orthopaedics
Shenton's line is 
Select and explain. 
A. Cause joining femoral neck to lower border of superior public ramus, B. Cause joining femoral neck to higher border of superior public ramus, C. Cause joining ischial tuberosity to obturator foramen, D. Cause joining ASIS and obturator foramen
A: Cause joining femoral neck to lower border of superior public ramus
Answer: A: Cause joining femoral neck to lower border of superior public ramus 
Explanation: None