Which of the Following Statements Accurately Describes the Status of Unions

Which of the following statements accurately describes the status of unions in the UK?

A) Union density in the UK is about 2.5 times that of the United States, however, participation has seen a big dip in the last few years
B) The desire for unions to push political agendas led to the formation of the Labor Party in Britain in 1883
C) British unions are powerful, however, their membership and influence has waned over the last decade
D) All of the above