Question: A study that has relevance to posttraumatic stress disorder (PTSD) involves exposing participants to fearful stimuli for a short period of time. While it may lead to potential treatments, in the short-term participants will be exposed to psychological distress. For this reason, Professor Davis thinks that the study is unethical Professor Martinez disagrees and cites all of the people with PTSD who might be negatively impacted if the research is not performed. Professor Martinez's ethical opinion is centered around which risk associated with conducting research? coercion Opsychological harm inadequate debriefing the cost of not conducting the research