Jamie walks from a bright room into a dark room. It will take about ________ minutes for her rods to fully adjust to the dark

In a study of people who were 100 years old at the start of the investigation, fully ____________ of them were free of dementia at the time of their deaths

a. 73 percent b. 50 percent c. 90 percent d. 45 percent

It is ________ to remove from research the possibility of any harm to a participant ________

A) possible; because research can always be made to have mild effects B) possible; and most research could still be easily done C) impossible; because psychologists are often uncaring about participant well-being D) impossible; because research occasionally involves some mild distress for participants E) possible; because the context of the university setting generally enables the research to be done at another university where conditions are more amenable