Just before or around the same time children learn to speak, they begin to use gestures to communicate. When a child uses a gesture to call attention to an object or event, that gesture is called

The term ________ refers to babies who are born earlier or smaller than they should be

Fill in the blanks with correct word

Of the following, which is the BEST example of naturalistic observation?

A) The school psychologist has administered aptitude tests to the sophomore class of Martin Luther King, Jr. High School. B) A researcher interested in the effects of caffeine upon learning provides high-caffeine drinks to an experimental group who are being taught a complicated game and provides caffeine-free drinks to a control group who are being taught the same game. C) A serial killer is subjected to a battery of psychological exams and intensive interviews in an effort to determine the factors that influenced his developmental pathway to homicidal behavior. D) Researchers interested in children's gender-related interactions videotape children while they are playing during recess and while they are engaged in cooperative learning assignments in their classrooms.