Answer:
C. primacy effect.
Explanation:
Primacy effect: In psychology, the term primacy effect is a part of serial position effect, and is described as the propensity of an individual to learn the information that he or she encounters first better as compared to the information that is being presented later on.
Example: A student while preparing for his or her exams better remember the chapters he or she read first than the chapters he or she read later on.
In the question, the statement signifies the primacy effect.