context: Southern California is also home to the Port of Los Angeles, the United States' busiest commercial port; the adjacent Port of Long Beach, the United States' second busiest container port; and the Port of San Diego.
question: యునైటెడ్ స్టేట్స్ యొక్క అత్యంత రద్దీగా ఉండే నౌకాశ్రయం ఏమిటి?
answers: Port of Los Angeles the Port of Los Angeles Port of Los Angeles