In 2020 Mai had recurrent depressive episodes with recurrent hypomanic episodes. Which of the following is the appropriate diagnosis for this client?

A. Major depressive disorder does not include hypomanic episodes, which are a key feature of bipolar II disorder. B. Bipolar type II is characterized by recurrent depressive episodes and hypomanic episodes, as described. C. Bipolar mixed refers to simultaneous symptoms of both mania and depression, which is not indicated here. D. Bipolar type I involves manic episodes, which are not mentioned in this scenario.