Frances is in the late stages of breast cancer. Since she is unmarried and has no children, she has prepared an advance directive designating that her sister make end-of-life health-care decisions should Frances become unable to make her wishes known. Frances has prepared a(n):
A. Living will.
B. Durable power of attorney for health-care.
C. Do Not Resuscitate order.
D. Post-conventional memorandum.