An inpatient on the psychiatric unit is having a panic attack. An appropriate nursing intervention at this time would be to:

The correct answer is B: Stay with the client and speak to them in a calm manner. This is the appropriate intervention because it provides support and reassurance to the client during a panic attack. Being present and speaking calmly can help the client feel safe and reduce their anxiety. Choice A is incorrect as increasing external stimuli can overwhelm the client further. Choice C is incorrect as giving too much space may make the client feel abandoned. Choice D is incorrect as reviewing the problem list is not a priority during a panic attack.