What constitutes the crime of accessory after-the-fact?

The crime of accessory after-the-fact occurs when an individual provides assistance or aid to someone who has already committed a felony, with the knowledge that the person they are helping has engaged in criminal activity. This might involve actions such as hiding the criminal, helping them evade capture, or providing means for them to avoid detection by law enforcement. The key elements include the knowledge of the crime and the act of providing aid to the felon after the felony has occurred.

In this scenario, the correct choice accurately reflects the legal definition and elements of the crime. It clarifies that the accessory's involvement is post-crime, emphasizing the crucial aspect of knowing that the crime has already been committed.

Other options do not align with this definition; for instance, assisting during the crime is more aligned with being an accomplice rather than an accessory after-the-fact. Encouraging a crime without direct participation also does not fit the legal understanding of accessory after-the-fact. Lastly, attempting a felony without success pertains to inchoate offenses, which is distinct from the actions defined as accessory after-the-fact.