Task: Text Categorization
Input (English): Question: Which of the following statements is correct regarding the epidemiology of mood disorders ?: 
 Options:  <0> Bipolar disorders account for 25-30% of all mood disorders. <1> The average duration of a depressive episode is usually about 2-3 months. <2> The percentage of relapses of depression throughout life is estimated at 75%. <3> The risk of suicide in depressive disorder is greater than bipolar disorder. <4> 50% or more of the history of bipolar disorder is found in the families of patients with depression.
Output (English): psychology