Which Statement Best Describes Union Membership in the 1930s

Which statement best describes union membership in the 1930s?

A) Unions lost members because unemployed workers would accept low wages and poor working conditions to get a job.
B) Unions gained membership, growing from only 3 million in 1933 to over 8 million in 1941.
C) Union membership held steady at approximately 5 million members throughout the 1930s.
D) Unions gained members because a big effort was made to organize low-wage workers including agricultural laborers, and department-store clerks.
E) Union membership surged and soon 75% of American workers were unionized.