Heather Has Designed a New Treatment for Couples in Distress

Multiple Choice

Heather has designed a new treatment for couples in distress.She has conducted several studies in which couples were randomly assigned to receive either her new treatment or another empirically supported treatment.She now wants to look at how her treatment performs when clinical practitioners administer it to couples in the community.In other words,she wants to conduct a(n) :

A) clinical trial.
B) effectiveness study.
C) efficacy study.
D) efficacy trial.