Kevin, an 11-year-old, wishes to attend a sleepover party at his friend's house. However, he is skeptical about his parents' permission. In order to convince his parents, Kevin first informs them about his good performance in the science quiz and then immediately seeks their permission to attend the party. The next day, his parents respond positively. In the context of persuasion, this scenario illustrates:

Primacy effect

Explanation:

The primacy effect is our tendency as humans to weigh the informations we hear first more than those other information that comes later on. It is a cognitive bias. The information at the start is better recalled than information at the ending

The first information he told his parents is of his good performance before his request came later on. His parents responded positively because of his performance which has probably caused them joy.

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