Help Brainliest? High Points? Which detail from "The Workers of Ellis Island" best describes the general experience of arriving at Ellis Island?

A) The complex work of processing thousands of immigrants a year required a full complement of staff.

B) As long lines of immigrants slowly entered Ellis Island's Main Building, they were examined swiftly and expertly by the doctors for any sign of disease or signs of physical or mental weakness.

C) Sometimes the entire family was held on the Island while a child or responsible adult was being treated.

D) An interpreter needed to convey the equivalent (or a close equivalent) of the words and meanings expressed by an alien immigrant and a United States Immigrant Inspector or other Ellis Island worker.