Final answer:
C&L psychiatrists employ various therapeutic approaches like psychotherapy, ECT, deep-brain stimulation, and certain medications for mental health treatments, but they do not typically prescribe blood pressure medication unless it is for a comorbid condition.
Step-by-step explanation:
A C&L (Consultation-Liaison) psychiatrist is a medical professional who specializes in the intersection of physical health and mental health. They use a variety of therapeutic approaches to treat patients, which can include a range of pharmacological and non-pharmacological methods. According to the options provided, C&L psychiatrists use therapies like psychotherapy, electroconvulsive therapy (ECT), deep-brain stimulation, and medications such as monoamine oxidase inhibitors (MAOIs) and selective serotonin reuptake inhibitors (SSRIs). However, they do not typically use blood pressure medication as a direct treatment for mental health disorders unless the patient has a comorbid condition where such medication is indicated.