In structural modeling, researchers often examine the pattern of correlations across variables over time, which is why the technique is sometimes referred to as

According to the discussion of early language production,

a. true babbling involves only vowels. b. babbling is a form of intentional communication. c. when infants are 1 month old, their babbling already sounds like the language spoken in their home. d. intentional communication begins at about 9 months of age.

Which of the following statements best describes the difference between mainstreaming and full inclusion in terms of exceptional students?

a. Both mainstreaming and full inclusion involve integrating exceptional students in the traditional classrooms. b. Only full inclusion offers the exceptional student with additional support. c. While both programs integrate exceptional students into the traditional classroom, in the full inclusion classroom all students, even those with severe disabilities, are completely integrated into the regular classroom. d. Full inclusion teachers have extra aides to assist with the exceptional students.