This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Peripheral Nerve & Muscles, Subject name: Medicine
Test shown is: 
Select and explain. 
A. Card Test, B. Froment's Sign, C. Pointing index, D. Pen Test
C: Pointing index
Answer: C: Pointing index 
Explanation: Ans. (c) Pointing indexThe image shows presence of point index with lesion of median nerve. The remaining three choices A, C, D are seen in ulnar nerve Damage.