A mother gives her toddler a cookie to stop his whining and crying for a certain cereal in the grocery store. Which analysis of this scenario illustrates a principle of behavioral theory?
a. The mother is satisfying the physiological needs of the child as well as the child's development of self-esteem.
b. The mother's desire to stop the child's crying is only based on a need to conform to societal acceptable behavioral norms.
c. The child is in the oral stage and the cookie satisfies the child's need for an oral stimulus.
d. The cookie is a positive reinforcer of the whining and crying so that the child will whine and cry the next time they go to the store.