Jesse and Sarah have been dating for six months and are grow…

Jesse and Sarah have been dating for six months and are growing closer. Sarah is starting to reach out to Jesse with her work or life problems, but still turns to her Mom first. According to both Zayas (“From Unknown Other to Attachment Figure”) and lecture, what stage of attachment are Jesse and Sarah in?

A scientist observes that when she opens the back door of he…

A scientist observes that when she opens the back door of her house to let her cat out, the songs of a certain species of bird abruptly change.  She wants to follow up on her observations with an informal experiment.  Which of the following is the best hypothesis for explaining the birds’ song changes?