Which of the following structures is most important for feelings of fear and fear responses?

Maria's cheerful "Good morning!" elicits a smile from her mother, which raises Maria's spirits further and leads her to make a joke. This is an example of

A) assimilation. B) a positive feedback loop. C) a discriminative stimulus. D) a negative feedback loop.

The article, Please Pass the Vegetables about egocentricity in small children, centered around a study by Repacholi & Gopnik about food choice. Repacholi & Gopnik investigated age at which egocentricity appears

That part of the study is best described as a(n): (a) experiment (b) quasi-experiment (c) naturalistic observation (d) survey