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: Biochemistry
False about trans fatty acid - 
Select and explain. 
A. Fried rice have high content of TFA, B. Hydrogenation increases TFA, C. Refining decreases TFA, D. ↑LDL
C: Refining decreases TFA
Answer: C: Refining decreases TFA 
Explanation: Refining decreases TFA 

Vegetable oil refining and hydrogenation increase trans-fatty acid contents.