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: Dental
Paired t test is equivalent in non parameteric test 
Select and explain. 
A. Mann-Whitney Test, B. Kruskal-Wallis Test, C. Wilcoxon Signed Test, D. Mc Nemar's Test
C: Wilcoxon Signed Test
Answer: C: Wilcoxon Signed Test 
Explanation: None