Answer:
A(n) advance directive refers to treatment preferences and the designation of a surrogate decision maker in the event that a person should become unable to make decisions on her or his own behalf as a result of coma, dementia, brain tumor or other serious medical condition.
Step-by-step explanation:
An advance directive is a legal focument that records treatment preferenes and a designation tu a surrogate decision maker, whenever a person has lost his or her capatity to make decisions.