There Is Some Research That Suggests That the Development of Obsessive-Compulsive

Multiple Choice

There is some research that suggests that the development of obsessive-compulsive disorder and Tourette's syndrome share the same biological root. This is due to the fact that there appears to be an increased incidence in these mental illnesses after a child experiences an infection caused by ________ bacteria.

A) staphylococcal
B) polynucleocal
C) streptococcal
D) mononucleocal