Which of the Following Best Explains Why Union Membership Has

Multiple Choice

Which of the following best explains why union membership has fallen since the 1970s?

A) Legislation provides workers with protections that were once exclusive to unions.
B) Union members earn less on average compared to non-union members.
C) Union membership is too expensive for most blue-collar workers.
D) Foreign-owned manufacturers will not hire union members.
E) Unions are considered largely ineffectual.