11. What social scientists have long felt puzzled about is why .(A) the mortality rate can not be pr
12. In his research, Gerald Wilde finds that technological advances and increases in safety standard
13. According to the theory of “risk homeostasis”, some traffic accidents result from .(A) our innat
14. By saying “…statistically canceling out the benefits that the seat belt confers” (Para. 2),the a
15. Which of the following may contribute to a longer life span?(A) Showing adequate trust instead o
16 Passage TwoQuestions 16 to 20 are based on the following passage.In California the regulators, th
17. Governor Gray Davis was dissatisfied with the Federal Regulatory Commission because .(A) they di