In Thomas and Chess's original study, only 10% of the children were classified as having a ________ temperament

What was the basis for Babbage’s calculating machine??

a. ?The spirit of mechanism b. Automata and clocks? c. ?The mechanical nature of human mental actions d. ?None of the above e. ?All of the above

According to your textbook, which of the following risky behaviors did 81 percent of adolescents typically exhibit during the previous month?

a. smoking cigarettes b. drinking alcohol c. engaging in sexual intercourse d. not getting enough physical exercise