Which of these is LEAST involved in language development, according to the interactionist perspective?
a. Brain development
b. Vocalizations of family pets
c. The child's actions and linguistic utterances
d. The linguistic environment
Question 2
The sequential research design combines features of these two methods or designs:
a. experimentation and correlation.
b. naturalistic and structured observations.
c. case study and self-report questionnaire.
d. cross-sectional and longitudinal designs.
