Match the depressive and bipolar disorders with their descriptions: 1. Persistent Depressive Disorder
2. Major Depressive Disorder
3. Bipolar I
4. Bipolar II
1. mild or moderate depressed mood most days for at least two years

2. extremely depressed mood or loss of interest in pleasurable activities for two weeks, plus changes in weight or loss of sleep

3. extremely elevated moods (manic episodes) lasting at least one week

4. alternating between mildly elevated mood for at least four days and extremely depressed mood for two weeks