Three-year-old Adam happily explores the attractive toys located in the dentist's waiting room while his mother is in the room. However, if she briefly leaves then returns, he will return periodically to her side for brief moments. Adam most clearly displays signs of:

A. secure attachment.

Explanation:

Three-year-old Adam happily explores the attractive toys located in the dentist's waiting room while his mother is in the room. However, if she briefly leaves then returns, he will return periodically to her side for brief moments. Adam most clearly displays signs of:

a. secure attachment.

b. object permanence.

c. egocentrism.

d. conservation.

Secure attachment is the connection formed between an individual and their caregivers especially a nonverbal emotional communication between children(infant) and their parent or caregiver. The availability and the responsiveness of the parent or primary caregiver to an infant's need allow the child to develop a sense of security which create a secure base for the child to explore his environment even when the parent or the primary caregiver is not around the child, knowing that their care giver will return and they can depend on them.

the answer is a wheel