A nurse is caring for a client who has an anxiety disorder. Which of the following findings should the nurse recognize as a manifestation of mild anxiety?

A. Incoherent speech: This is a symptom of severe or panic-level anxiety, not mild anxiety. B. Chest pain: This is associated with more severe anxiety, particularly panic attacks. C. Irritability: Mild anxiety can cause irritability and heightened awareness of surroundings, which may manifest as restlessness or slight tension. D. Insomnia: While it can occur with anxiety, it is more commonly linked to moderate or severe levels.