Answer:Cultural differences
Explanation:Cultural difference refers to different various beliefs, behaviors, languages, practices and expressions, which are exceptional and unique to each member of a particular race, ethnicity and national origin.
Caroline might have moved to a place that is dominated by diverse group of people who doesn't share the same culture hence doesn't have anything that is similar to where Caroline comes from. Caroline might have been raised in a neighborhood where it was all surrounded by people who share the same culture.