The Following Are the Ratings (0 to 4) Given by 12

Multiple Choice

The following are the ratings (0 to 4) given by 12 individuals for two possible new flavors of soft drinks.
Wilcoxon rank-sum is to be used. At the 0.05 level of significance, what is the decision?

A) Fail to reject null hypothesis; critical value is $\pm$ 1.65
B) Fail to reject null hypothesis; critical value is $\pm$ 1.96
C) Reject null hypothesis; critical value is 0.1732
D) Reject null hypothesis; critical value is 0.3464