Final answer:
The provided options do not clearly indicate signs of moderate anxiety, which may include nervousness, restlessness, muscle tension, and sleep disturbances.
Step-by-step explanation:
The student asked about the signs of moderate anxiety. None of the given options (a slow to answer questions, a history of frequently missed appointments, a history of emergency appointments only, relaxed posture) clearly indicate signs of moderate anxiety.
Generally, signs of moderate anxiety might include increased nervousness, restlessness, or being easily fatigued. In some cases, individuals may experience difficulty concentrating, irritability, muscle tension, and sleep disturbances such as insomnia. It is important to consider the context and the individual's overall behavior and history, as anxiety can present differently in different individuals.