In this title the following words have the meanings indicated. “Supported decision making” means a process by which an adult, with or without having entered a supported decision–making agreement, utilizes support from a series of relationships in order to make, communicate, or effectuate the adult’s own life decisions. “Supported decision–making agreement” means an arrangement between an adult and a supporter or supporters that describes: How the adult uses supported decision making to make decisions; The rights of the adult; and The responsibilities of the supporter or supporters. “Supporter” means an individual selected by an adult to provide support in making, communicating, or effectuating the adult’s own life decisions.