Which of the following is not a purpose of the instructions that require Manuel to supply records and accountings of his actions regarding Sarah's care to Isabel? a. to limit the extent of the decisions that Manuel makes on Sarah's behalf b. to give Isabel the authority to intervene if she believes that Manuel is mismanaging Sarah's care c. to protect against the possibility that Manuel is acting dishonestly in the use of his power d. to protect Sarah against the risk of self-dealing by Manuel