If the iPad 4 is running iOS 6.0-6.1.2, it can be jailbroken. But if there are no more jailbreaks released, then the iPad 4 will never be jailbroken again.
If the iPad 4 is running iOS 6.0-6.1.2, it can be jailbroken. But if there are no more jailbreaks released, then the iPad 4 will never be jailbroken again.