A 3 X 5 Factorial ANOVA with Five Scores Per $\alpha$

Multiple Choice

A 3 x 5 factorial ANOVA with five scores per cell produced a MS_AB = 80 and a MS_error = 40. For the factor with 3 levels and $\alpha$ = .05, a Tukey HSD would

A) not be appropriate in this instance
B) find a mean difference of 4.00 significant
C) find a mean difference of 3.75 significant
D) find mean differences of both 4.00 and 3.75 significant
E) find differences of neither 4.00 nor 3.75 significant.