Final answer:
The minimum duration for a major depressive episode is 2 weeks.
Step-by-step explanation:
The correct answer is b) 2 weeks.
In order to be classified as a major depressive episode, the feelings of hopelessness, inability to concentrate, and greatly diminished interest in people and activities must last for at least 2 weeks.
Depression is a common mental disorder that affects many individuals. It is characterized by symptoms such as intense sadness, loss of interest, changes in appetite and sleep patterns, difficulty concentrating, and feelings of worthlessness. If these symptoms persist for a period of at least 2 weeks, it may indicate a major depressive episode.