How Did the Great Depression Provide the Labor Movement with an Opportunity

How did the Great Depression provide the labor movement with an opportunity to grow, especially in its political influence?

A) The economic fragility and emergency status facilitated closer relationships between management, labor, and government.
B) It resulted in the passage of the Wagner Act.
C) Capitalism, mortally wounded by the Depression, was forced to make compromises with the unions.
D) American labor unions suppressed their leftist elements to make them more acceptable to industry and government.