Which of the following best describes the purpose of employment records in a workers' compensation claim?

The purpose of employment records in a workers' compensation claim primarily revolves around establishing the nature of the worker's employment. This includes details such as the employee's job title, their role and responsibilities, the duration of their employment, and the specific terms of their employment arrangement. Having accurate employment records is essential for determining eligibility for benefits, understanding the context of a workplace injury, and verifying the details of the employment that can impact claims.

While other options might have relevance in different contexts, they do not directly serve the core function needed in a workers' compensation claim. For instance, company policy changes may provide useful context but do not specifically address the relationship between the employer and the employee related to the injury. Similarly, although evidence of workplace injuries is crucial in claims, it is typically documented elsewhere, rather than purely within the employment records themselves. Highlighting employee achievements is important for performance evaluations but is not relevant to the specifics of a workers' compensation claim. Therefore, establishing the nature of the worker's employment is the most pertinent purpose of employment records in this context.