Most immigrants who passed through Ellis Island were European, but most who passed through Angel Island were Asian. What is the most likely reason for this?

Ellis Island is near New York on the East Coast, which made it a main entry point for immigrants arriving from Europe. Angel Island is near San Francisco on the West Coast, closer to Asia across the Pacific Ocean. Their locations best explain why European immigrants were more common at Ellis Island and Asian immigrants at Angel Island.

AI-written and checked against the verified answer.