Which of the following groups was most likely to face interrogation at immigration stations during the 1800s?

Chinese immigrants were especially likely to face interrogation and scrutiny at immigration stations in the 1800s. U.S. laws such as the Chinese Exclusion Act of 1882 targeted Chinese immigration, and officials questioned Chinese arrivals to determine whether they were legally allowed to enter. Therefore, Chinese immigrants is the correct choice.

AI-written and checked against the verified answer.