Whenever Michelle stops drinking coffee, she develops strong headaches. Her _____ is an indication that she is _____ dependent on the caffeine

Children with Down syndrome are generally:

antisocial. so mentally retarded that they need to live in an institution. deaf. slower to develop mentally than other children.

Approximately what percent of children from divorced families do NOT exhibit any long-term behavior problems?

A) 75 to 80 B) 60 to 75 C) 55 to 60 D) 40 to 55