Your Classmate Archie Is Insisting There's No Research on the Effectiveness

Your classmate Archie is insisting there's no research on the effectiveness of online counseling. What can you tell him based on Hanley and Reynolds's 2009 meta-analysis?

A) Online treatments produce a very small, but significant positive response.
B) Online treatments are ineffective, just like he says.
C) Online treatments produced a moderate effect size (d = 0.53) .
D) Online treatments are, in fact, more effective than face-to-face treatments.
E) Lie to him and say you don't know anything, but recommend that he actually read the chapter this time.