In a Field Experiment Where a Researcher Is Interested in Observing

Multiple Choice

In a field experiment where a researcher is interested in observing individuals' giving behavior as they encounter a confederate on the sidewalk:

A) randomization would not be possible
B) participants who do not experience the treatment should not be measured on the dependent variable
C) the presence of the confederate is an independent variable
D) debriefing is not necessary
E) recording the amount of money donated would be an unobtrusive measure