(1) Make or cause to be made an investigation of every child, ward, youth or youth offender brought before the court and report fully thereon to the court.
(2) Be present in court to represent the interests of the child, ward, youth or youth offender when the case is heard.
(3) Furnish such information and assistance as the court requires.
(4) Take charge of any child, ward, youth or youth offender before and after the hearing as may be directed by the court. [1993 c.33 §5; 2003 c.396 §2]