Here's why:
* Early language acquisition: Children learn language by imitating the sounds and patterns they hear. If they're surrounded by people who speak with a New Jersey accent, they'll naturally pick up those speech patterns.
* Regional variations: New Jersey, like many other regions, has its own distinct accent. This accent is influenced by various factors, including historical migration patterns, social influences, and regional dialects.
* Exposure: The more exposure a child has to a particular accent, the more likely they are to adopt it. This is why siblings often develop similar accents, and why children who move to a new area may start to speak with the accent of their new community.
It's important to note that a child's accent can change over time, especially as they are exposed to more diverse language influences. Some children may retain their childhood accent into adulthood, while others may develop a more neutral or different accent as they interact with people from different backgrounds.
In short, it's not that "some little kids speak with a New Jersey accent," but rather that they learn and adopt the accents of those around them, just like any other language feature.