A Researcher Computes a 3 $\times$ 4 Between-Subjects ANOVA and Finds One Significant Main Effect and Finds

Multiple Choice

A researcher computes a 3 $\times$ 4 between-subjects ANOVA and finds one significant main effect and a significant interaction.What is the next appropriate step?

A) Compute pairwise comparisons for the main effect.
B) Compute simple main effect tests for the main effect.
C) Compute pairwise comparisons for the interaction.
D) Compute simple main effect tests for the interaction.