Which characteristic ensures that information is complete?

The characteristic that ensures information is complete is that it provides all necessary data. Completeness in information means that nothing essential is omitted, and the data supplied covers all aspects needed to fully understand the topic at hand. This characteristic is crucial in various fields such as simulation operations, reporting, and data analysis because incomplete data can lead to misinterpretations or flawed conclusions.

In contrast, while including only necessary data might focus on relevance, it doesn't guarantee that all needed information for a complete understanding is present. Conveying the true situation is important for accuracy but does not address whether all required data is included. Having a high level of detail can enhance understanding but may still fall short of being complete if it lacks certain necessary data points. Therefore, completeness specifically hinges on the inclusion of all essential information.