. Which of the following behavioral crises is most likely to lead to suicide? A. PTSD B. Excited delirium C. Depression D. Psychosis

C. Depression While all of these conditions can potentially lead to suicidal thoughts or behaviors, depression is the most strongly associated with suicide risk. Individuals suffering from depression often experience persistent feelings of sadness, hopelessness, and worthlessness, which can increase the likelihood of suicidal ideation and actions.