Adam is majoring in mechanical engineering. When you ask him about his career choice, he says, "A lot of people in my family are mechanical engineers so I guess I just fell into it. I've never really thought that much about it." Which identity status does Adam's response appear to indicate?

According to a recent study by De Meyer and others, every one of the older adults with mild cognitive impairment who had ________ in their spinal fluid developed Alzheimer disease within 5 years.

oxytocin the amyloid beta acetylcholine the apolipoprotein

If deception must be used, a postexperiment debriefing must thoroughly explain to participants:

A) the ethics committee review of the study. B) why the deception was necessary. C) the general purpose of the study. D) potential costs and benefits of the study.