Each person has either the long or short allele related to serotonin function, which interacts with life stress to produce different levels of activity in the amygdala and hippocampus. Variations in amygdala and hippocampus activity are associated with depression. This is an example of ________

Which of the following statements about age-related losses in language production is true?

A) Language comprehension changes significantly in late life. B) Planning what to say and how to say it is harder in late adulthood. C) Older adults have few compensatory techniques for language production difficulties. D) Older adults tend to use fewer pronouns and more detailed references than younger adults.

Recent research (Currie et al., 2009) found that the association between fast food restaurants, schools, and child obesity levels was related to

a. the type of fast food restaurant near the school. b. the distance of the fast food restaurant to the school. c. the number of hours the children attended school. d. the child's genetic proclivity toward salty and sugary flavors.