“…Therefore, considering the selection criteria of Creswell (2016Creswell ( :2021 and the checklist of Osanloo (2004), this theory was eliminated from this research because it does not fulfil the study objectives. Carlsmith and Aronson (1963) proposed the Negativity theory. Negativity theory, just as Assimilation, Contrast and Assimilation-Contrast theory do, has its foundations in the disconfirmation process.…”