question: Q:A 30-year-old nulliparous female presents to the office with the complaint of mood changes. She says that for the past several months she has been anxious, hyperactive, and unable to sleep 3 to 4 days prior to the onset of menses. She further reports that on the day her menses begins she becomes acutely depressed, anorectic, irritable, and lethargic. She has no psychiatric history. Physical examination findings are normal. She and her husband have been trying to conceive for over 2 years. History reveals a tuboplasty approximately 1 year ago to correct a closed fallopian tube. The most likely diagnosis is? 
  A:adjustment disorder with depressed mood;B:bipolar I disorder, mixed;C:cyclothymic personality;D:generalized anxiety disorder