Answer:
A) Interactionist
Step-by-step explanation:
Based on the information provided it can be said that the view of language development that is being supported by these findings is that of Interactionist. This is the study of how individuals are molded by society through the way they interact with others as well as them molding society themselves. Which imitation and symbolic play being delayed supports this study as these are most likely caused by a lack of interaction in society.