You Are Designing a Research Study to Test the Effectiveness

Multiple Choice

You are designing a research study to test the effectiveness of a new type of treatment program for alcohol dependence, and you want to be able to assess changes in your subjects' craving for alcohol. Which of the following would be a good index of their craving?

A) the amount of alcohol they drink
B) the discomfort they experience when they don't drink
C) their need to increase the amount that they drink
D) the amount of time they spend planning to drink