Which theoretical perspective has been particularly insightful in understanding infant cognition, since babies are unable to demonstrate what they know with words?

The theoretical perspective that has been particularly insightful in understanding an infant cognition since babies are unable to demonstrate what they know in words is the cognitive theory. The cognitive theory made use of schemas and social cognition or perception.

dude you should crop your image so only the question shows. but   can you explain it better

if you have to make a general question and respond to your thoughts, then this isn't really a question someone can you on. read the passage, form your question, and answer using your thoughts. no one else can understand how you interpreted this text if you don't tell us.