What percentage of children in America have a chronic health condition?

The hotter the weather, the more muggings tend to occur. This means that:

a. hot temperatures make people edgy and cause them to commit crimes. b. potential victims are more plentiful when the weather warms up. c. criminals may find it more comfortable to commit crimes in warm weather. d. Any of the above explanations is a possibility.

Although lacking empirical support, a reasonable case has been advanced called the neurodevelopmental approach to explain dissociative disorder causality. This approach centers on

a. specific brain areas and their arrested development. b. childhood problems with sense of self, rules, trust, and predictability. c. a childhood to adolescence transition. d. multiple physiological factors.