Answer:
Being critical by a patient's personal life.
A person who publicly supports an idea.
Advocacy is active promotion of a cause or principle
Advocacy involves actions that lead to a selected goal
Advocacy is one of many possible strategies, or ways to approach a problem
Advocacy can be used as part of a community initiative, nested in with other components.
Advocacy is not direct service
Advocacy does not necessarily involve confrontation or conflict
He was important because he brought ambulances to the revolutionary war in France to help the wounded soldiers.