Which One of the Following Statements About Depression Is Incorrect

Which one of the following statements about depression is incorrect?

A) Depression costs billions of dollars a year in medical bills, lost productivity, and absenteeism
B) The World Health Organization predicts that depression will become the second most common disability, right after heart disease
C) Depression is easy to detect, especially within the current health care system
D) Depression leads to higher absenteeism and decreased worker productivity