A Study by Resnick and Schwartz 1973) on Verbal Conditioning

A study by Resnick and Schwartz 1973) on verbal conditioning compared participants who were fully informed about the researcher's exact procedure with participants who were simply given a rationale for the study and a description of the task they were to perform. What were the findings of this research?

A) those given complete instructions were less likely to agree to participate in the research
B) the fully informed participants did not demonstrate verbal conditioning as expected
C) the fully informed participants were more likely to experience psychological distress requiring debriefing at the conclusion of the research
D) there was no difference between the two types of participants