Comparative Investigations (Stirman Et Al

Comparative investigations (Stirman et al., 2003) of research participants in randomized control trials in clinical research versus general community outpatients show that:

A) There are more similarities than differences between research participants and community outpatients
B) Most common diagnoses in outpatients are represented in psychotherapy research
C) It is quite risky to generalize from research studies to the actual practice of psychotherapy
D) None of the above