How Does Socioeconomic Status (SES) Relate to Prevalence Rates of ADHD

Multiple Choice

How does socioeconomic status (SES) relate to prevalence rates of ADHD?

A) ADHD is more prevalent in the higher SES bracket
B) Some types of ADHD are more prevalent in the higher SES bracket whereas other types of ADHD do not show differences across SES levels
C) There are no differences in rates of ADHD across SES levels when comorbidity is controlled statistically
D) ADHD is found more often in the lower SES bracket, even when comorbidity is controlled statistically