Which individual in the emergency department should be considered at highest risk for completing suicide?

A. African American females, especially with strong religious affiliation and social ties, have a lower risk of suicide compared to other demographics. B. Adolescents may have suicidal ideation under stress, but the protective factors (academic and athletic success, no indication of psychiatric illness) lower the risk. C. Older white males are at the highest statistical risk for suicide, especially when compounded by chronic illness, terminal diagnosis, social isolation (single), and depression. D. Despite chronic illness (type 2 diabetes), protective factors such as being married and having many grandchildren reduce suicide risk.