​Which of the following research study approaches is MOST susceptible to the influence of cohort effects?

​Scaffolding involves a teaching style in which assistance is always

​If a group of children are playing together, which of the following games would NOT be an example of cooperative play?

​If a child experiences many birth complications, and later experiences different types of family adversity, she is at an increased risk for developing _________.

​Which of the following conditions, seen in pregnant women, involves high blood pressure, proteins in the urine, and swelling in the extremities due to fluid retention?

​Which of the following are the two general designs used by human development researchers?

​How might a five-month-old infant best demonstrate emotional regulation when confronted with a frightening stimulus?

​As Florence gets older, passing her 50s and 60s, she finds that she has become more patient, less emotional, and finds it easier to deal with the challenges of life. At the same time, she is acutely aware that her physical functioning has declined, her eyesight is becoming problematic, and she now requires the use of a hearing aid. Florence’s various changes demonstrate Baltes’s feature of

​Mariposa is lying in her crib, and is making elongated single vowel sounds, like “ahhhhhhh” and “oooooooh.” If she has only recently begun to make these sounds, how old would you guess that Mariposa is?

​An important characteristic of qualitative research is that it typically