(2) The underlying purposes and policies of this code are:

1. (a) To simplify and clarify the law concerning the affairs of decedents, missing persons, protected persons, minors, and incapacitated persons;
2. (b) To discover and make effective the intent of a decedent in distribution of his property;
3. (c) To promote a speedy and efficient system for administering the estate of the decedent and making distribution to his successors;
4. (d) To facilitate use and enforcement of certain trusts; and
5. (e) To make uniform the law among the various jurisdictions.