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: Forensic Medicine
Ethylene glycol when ingested affects kidney by forming: NEET 13 
Select and explain. 
A. Formaldehyde, B. Oxalates, C. Phytates, D. Phosphates
B: Oxalates
Answer: B: Oxalates 
Explanation: Ans. Oxalates