The Difference Between Major Depressive Disorder and Run-Of-The-Mill Depression Is

The difference between major depressive disorder and run-of-the-mill depression is that:  

A) people with run-of-the-mill depression suffer from psychomotor retardation. 
B) the feeling of anxiety is less severe in people with major depressive disorder. 
C) the depression lasts longer in people with run-of-the-mill depression. 
D) the feeling of lack of energy, low self-esteem, loss of interest in activities is more intense in people with major depressive disorder.