Which of the following statements about autism spectrum disorder is incorrect? a. exposure to environmental pollutants such as mercury has been linked to the development of this disorder. b. genetic factors appear to play a prominent role in the development of this disorder. c. it is characterized by a pervasive pattern of inattention and/or hyperactive and impulsive behavior. d. this disorder involves feeling overwhelmed and sad for extended periods of time.

When in college, greg dreamed of rowing in the olympics and becoming a surgeon. now at age 48, he continues to enjoy rowing, although he never made it to the olympics and he works as an anesthesiologist. his wife and kids are healthy and he is basically content. according to erikson, he is most likely to experience

Asociologist wants to study a culture that occurs in some women’s prisons: “state families,” in which individual prisoners take on certain roles within a group of like-minded prisoners. there is previous evidence that younger prisoners will use older inmates who play the roles of grandparents as a resource before they will turn to staff for and advice. the lieutenant in charge of a dorm of long-term prisoners offers to gather volunteers to speak to the researcher and also offers to vouch for the integrity of the researcher. the use of this staff is: a valid use of a statistical technique referred to “snowball sampling” wherein the inclusion of the first subject leads to the recruitment of another one subject.a useful tactic in obtaining a sample of prisoners who both meet the criteria and who will be honest with the researcher.wrong and is prohibited; subject selection needs to be free from intervention by prison authorities or prisoners.acceptable only when the researcher’s irb grants a special waiver.

How is the uk’s government is solving the air pollution problem?