Final answer:
In Pennsylvania, personal watercraft operators must wear a life jacket, and there are restrictions on age, operating hours, and adherence to no wake zones.
Step-by-step explanation:
The question pertains to the safety regulations for operating personal watercraft in Pennsylvania. Among the options provided, the correct statement is that a life jacket must be worn by the operator. In Pennsylvania, there are specific age restrictions for personal watercraft operators, operation during nighttime is prohibited, and no wake zones must be respected by all vessels, including personal watercraft.