Laura used to go to a restaurant near her home. During her past few visits to the restaurant, the staff were rude and the food was served cold, even though she would always include a generous tip with the bill. This scenario exemplifies , according to which Laura did not perceive fairness in the exchange.

equity theory

Explanation:  

Equity theory -

The theory was first given by J. Stacy Adams in the year 1960s.

It refers to the distribution of the resources are fair between the two or more partners , is referred to as equity theory .

It helps to compare the ratio of the cost and the benefits received by each person to get the equity .

Hence , from the given scenario of the question ,

The correct answer is equity theory .

answer; language that can promote racial stereotypes;