Mere exposure effect: In psychology, the term "mere exposure effect" was first proposed by a social psychologist named Robert Zajonc during 1968 and is also referred to as the "familiarity principle". The mere exposure effect is determined as a phenomenon in which if an individual gets exposed towards a specific thing, then he or she is more likely to develop a preference for that particular thing over time.
In the question above, the given statement signifies that Zoe liking jazz is most likely due to the mere-exposure effect.
