Which of the following is a key function of a Court Officer during trials?

A key function of a Court Officer during trials is to enforce court rules and maintain order. This responsibility is crucial because a courtroom must remain a controlled environment conducive to fair and impartial proceedings. Court Officers ensure that all individuals present, including attorneys, witnesses, and the public, adhere to the court's rules of conduct and decorum.

Maintaining order includes managing the behavior of spectators, escorting defendants and witnesses, and addressing any disruptions that may arise during the trial. This function is critical for protecting the integrity of the judicial process and ensuring that the trial proceeds without undue interference or chaos.

The other options involve responsibilities that are outside the role of a Court Officer. For instance, providing legal advice to judges is the purview of legal professionals, such as law clerks or attorneys, not Court Officers. Additionally, managing evidence presentation is typically the responsibility of trial attorneys and support staff rather than Court Officers. Finally, deciding the outcome of cases is reserved for the judge or jury based on the facts and arguments presented during the trial; Court Officers do not have any authority in this area. Thus, focusing on maintaining order and enforcing rules is essential for the Court Officer's role during trials.