Cathy Is Worried About Her Mental Health

Cathy is worried about her mental health.She visits Dr.Henderson,a psychiatrist,to seek treatment for her condition.When Dr.Henderson asks her questions about herself,Cathy reveals that she is unhappy and feels worthless most of the time.She doesn't eat or sleep well and has even contemplated suicide.Dr.Henderson also learns that Cathy has been experiencing these distressing symptoms for almost 3 weeks.In the context of disorders involving emotion and mood,it can be inferred that Dr.Henderson is likely to diagnose Cathy with

A) dissociative identity disorder.
B) bipolar disorder.
C) major depressive disorder.
D) social anxiety disorder.