Question

q. symptoms of delirium include: emotional disturbances periods of normal behaviour reduced ability to sustain or shift attention all the above

Explanation:

Delirium is a serious disturbance in mental abilities. It can cause emotional changes like mood - swings (emotional disturbances). There can be fluctuations with periods of normal behavior interspersed. Also, attention - related problems such as reduced ability to sustain or shift attention are common symptoms.

Answer:

D. All the above