Final answer:
The criminal penalties under RICO include imprisonment, fines, civil damages, and forfeiture of assets.
Step-by-step explanation:
The criminal penalties under RICO include imprisonment, fines, civil damages, and forfeiture of assets. Therefore, the correct answer is Option 3: Civil damages. RICO (Racketeer Influenced and Corrupt Organizations Act) is a federal law that allows for the prosecution and punishment of individuals involved in organized crime.