What term is defined as an ongoing group that commits criminal offenses?

The correct answer is the term that refers to an ongoing group that commits criminal offenses, which is commonly understood as a criminal gang. Criminal gangs are typically organized associations of individuals that engage in unlawful activities, often characterized by a hierarchy or structured leadership. These groups often have a set of rules and codes of conduct, which dictate their operations and interactions with one another and with rival gangs.

Criminal gangs are known for their involvement in various illicit enterprises, such as drug trafficking, extortion, and violent crime. Their long-standing presence in certain communities allows them to exert influence and control, making them a significant concern for law enforcement agencies.

The other options provided might relate closely to criminal activities, but they pertain to different structures or types of criminal organization. Organized crime refers to more extensive and sophisticated criminal operations, often spanning larger geographical areas or multiple crimes. A criminal syndicate is similar but typically emphasizes a network of criminals working together for profit, often involving multiple illicit ventures. Street gangs, while also involved in various crimes, may have a more localized focus and different social dynamics compared to larger criminal gangs. However, the term "criminal gang" encapsulates the essential characteristics of an ongoing group committing offenses, making it the most accurate answer.