Final answer:
The purpose of the Physician Order for Life-Sustaining Treatment (POLST) form is to describe acceptable patient interventions in the form of medical orders. It is a written legal document that details specific interventions a person wants.
Step-by-step explanation:
The purpose of the Physician Order for Life-Sustaining Treatment (POLST) form is to describe acceptable patient interventions in the form of medical orders (B). It is a written legal document that details specific interventions a person wants, especially towards the end of their life. The form helps ensure that the person's wishes are known and followed by medical providers and caretakers.