What Is One of the Challenges with the Johnson-Neyman Approach

Multiple Choice

What is one of the challenges with the Johnson-Neyman approach for probing an interaction?

A) Interactions cannot be proved with this approach.
B) Regions of significance cannot be determined with this approach.
C) This approach can be used only with continuous moderating variables.
D) Violations of homogeneity of regression cannot be handled with this approach.