Seven-month-old Gavin seems very content being held by his mother. When the neighbor from across the street comes over to greet Gavin, he turns his head away from the neighbor and starts to cry. What term best explains Gavin's response to the neighbor?

Stranger wariness

Explanation:

Stranger wariness is a part of a child's cognitive development stages. It is the fear or anxiety displayed by a child when in responses to people which a child is not familiar with.

Gavin's response to is the neighbor can therefore be referred to as Stranger wariness.