(a) The report by the person named by the court to counsel the parties to a suit for divorce may not be admitted as evidence in the suit.
(b) The person named by the court to counsel the parties is not competent to testify in any suit involving the parties or their children.
(c) The files, records, and other work products of the counselor are privileged and confidential for all purposes and may not be admitted as evidence in any suit involving the parties or their children.