A charge nurse is concerned about a recent increase in facility-acquired catheter infections. Which of the following actions should the nurse take first?

A. While discussing measures is important, identifying factors contributing to infections should be done first. B. Staff training is crucial, but identifying the root causes should precede it to ensure the training is focused on the specific problems identified. C. Identifying precipitating factors is the most immediate and practical step in addressing the issue, as it allows for targeted interventions. D. Revising the policy may be necessary but should be based on the findings from identifying the root causes.