Socially responsive toddlers who readily imitate their parents tend to become preschoolers with a strong internalized conscience. This best illustrates the impact of:

Socially responsive toddlers who readily imitate their parents tend to become preschoolers with a strong internalized conscience. This best illustrates the impact of observational learning.

I believe the answer is: observational learning.

observational learning refers to the process of learning that being done by observing the actions / behaviour of other people around us. Which mean that the children who grow up in a household where the parents act responsibly would most likely observe their behaviour and mimic it in their own social environment.