Clinical - maybe not appropriate 6. An emergency room social worker is asked to evaluate a 43-year-old woman who was brought in complaining of heart palpitations and an inability to sleep. The social worker notes that the woman's pupils are dilated and that she is wrapped in a large blanket despite the reasonable temperature in the ER. The client has most likely been using: A. Cocaine B. Oxycontin C. Alcohol D. Heroine