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: Medicine
Anterior cerebral artery occlusion can cause - 
Select and explain. 
A. Urinary retention, B. Contralateral lower leg weakness, C. Hemianaeshsia of opposite side of face, D. Hemianopia
B: Contralateral lower leg weakness
Answer: B: Contralateral lower leg weakness 
Explanation: None