(a) To determine whether a guardianship should be continued, modified, or terminated, the court in which the guardianship proceeding is pending:
(1) shall review annually each guardianship in which the application to create the guardianship was filed after September 1, 1993; and
(2) may review annually any other guardianship.
(b) A court in which the guardianship proceeding is pending may conduct a hearing under this section.