Answer:
stimulating and responsive environment
Step-by-step explanation:
From the question we are informed about Wendy who was born into impoverished circumstances, and her parents had below-average IQ scores. Since being adopted, she was exposed to educational toys and activities, and have adoptive parents who encourage their successes. In this case the concept that is involved in Wendy's experience in her new home is stimulating and responsive environment. stimulating environment can be regarded as environment that create an inviting as well as challenging space for play which enable interaction among young children, it can also be reffered to as caregiver environment.