Final answer:
An active gang member is most likely to have followed the covert pathway to delinquency, which suggests a progression from minor secretive wrongdoing to serious criminal behavior.
Step-by-step explanation:
The individual most likely to have followed the covert pathway to delinquency from the given options is An active gang member. The covert pathway, as described in criminological theory, typically involves a progression from minor, secretive acts of wrongdoing to more serious, concealed criminal behavior. An active gang member likely has experiences with this type of incremental development into criminal activities, which may involve initial small-scale acts such as lying or shoplifting, evolving into gang-related crimes.