Failing to attend a trial without a valid excuse is classified as disobeying a lawful order of the court because the court has the authority to require individuals to appear for proceedings. When a person is summoned to court, their appearance is mandatory to ensure that legal processes and proceedings can occur as scheduled. If an individual does not attend without a legitimate reason, it can disrupt the court's function and is typically treated very seriously, as it undermines the legal process and the court's authority.
In contrast, being late to court may result in consequences, but it does not necessarily imply a willful disobedience of a court order. Disrespectful behavior during proceedings, while inappropriate and potentially subject to penalties, does not equate to failing to comply with a court's order to appear. Similarly, turning in required documents late might be seen as a procedural issue, but it does not directly correlate to disobeying a court's direct order to attend a trial.