(a) Petition read and explained (§ 700) At the beginning of the jurisdiction hearing, the petition must be read to those present. On request of the child, or the parent, guardian, or adult relative, the court must explain the meaning and contents of the petition, the nature of the hearing, the procedures of the hearing, and possible consequences. (b) Rights explained (§ 702.5) After giving the advisement required by rule 5.534, the court must advise those present of each of the following rights of