Which Statement Concerning Immigration into the U

Which statement concerning immigration into the U.S. is false?

A) The majority of unauthorized adult immigrants consist of males.
B) Over 90 percent of unauthorized male immigrants are in the work force.
C) Undocumented male workers are often younger than legal immigrant or native-born males.
D) The percentage of unauthorized immigrant workers in white-collar occupations has risen substantially in the 2000s.