You are aboard a vessel which is near a platform engaged in oil exploration. Under U.S. pollution regulations, you may NOT discharge garbage if you are within __________.

Correct Answer: Option A — 1650 feet (500 meters)

33 CFR 151.66 prohibits the discharge of any garbage from a fixed or floating platform. Furthermore, the regulations specify that no garbage may be discharged if the vessel or platform is within 500 meters (1650 feet) of any fixed or floating platform engaged in oil exploration or exploitation.